![Do not find the value of this expression. Read the Lesson 1. There is a customary order for grouping symbols. Brackets are used outside of parentheses. Braces are used outside of brackets. Identify the innermost expression(s) in each of the following expressions. a. [(3 2 2) 8] 4]} 2 2) b. 9 [5(8 6) 2(10 7)] (8 6) and (10 7) c. {14 [8 (3 12) 2 ... . D art rule34](/img/512x512/889203586842.webp)
We write numbers in exponent form because it is more compact to write repetitive multiplications a large number of times.It defines how many times a number is being multiplied to it self. We know exponents describe how many times a number is repetitively multiplied by itself. Given 27^2/27^4/3 which can be written as which is = .Basic Math. Math Calculator. Step 1: Enter the expression you want to evaluate. The Math Calculator will evaluate your problem down to a final solution. You can also add, subtraction, multiply, and divide and complete any arithmetic you need. Step 2: Click the blue arrow to submit and see your result!Study with Quizlet and memorize flashcards containing terms like Which is a coefficient matrix for the system of linear equations? mc014-1.jpg mc014-2.jpg mc014-3.jpg mc014-4.jpg mc014-5.jpg, What is the determinant of the coefficient matrix of the system ? -158 -117 65 117, Suppose matrix D is the inverse of matrix C. Which of the following is equal to D? CDD CCD DDD CCC and more.How to Determine an Odd Function. Important Tips to Remember: If ever you arrive at a different function after evaluating [latex]\color{red}–x[/latex] into the given [latex]f\left( x \right)[/latex], immediately try to factor out [latex]−1[/latex] from it and observe if the original function shows up.Then evaluate each expression if r 2, s 5, and t 1 2 . (Lesson 1-2) 53. r squared increased by 3 times s 54. t times the sum of four times s and r 55. the sum of r and s times the square of t 56. r to the fifth power decreased by t Evaluate each expression. (Lesson 1-2) 57. 53 3(42) 58. 38 2 1 1 3 2 59. Jul 11, 2015 · This is the beginning of Order of Operations. We do parentheses first, then multiplying or dividing next (from left to right), then addition and subtraction ... Feb 23, 2020 · Simplify each expression. - 2650912 ... Simplify each expression. mc001-1.jpg See answer Advertisement Advertisement shekinahdawne shekinahdawne =tjk 89 because it is ... May 19, 2020 · richard bought 3 slices of cheese pizza and 2 sodas for $8.75. Jordan bought 2 slices of cheese pizza and 4 sodas for $8.50. How much would an order of 1 slice of cheese pizza and 3 sodas cost? A. $3.25 B. $5.25 C. $7.75 D. $7.25 Well, the textbook answer is that there are only 6 trig ratios, which we have already covered. However, if you really want to devel into the topic, the historical answer would be that there are at least 12 ratios, which include the ones we've learned and some new ones which are versine, haversine, coversine, hacoversine, exsecant, and excosecant.CH3OH(l) mc015-1.jpg CH3OH(aq) K3PO4(s) mc015-2.jpg 3K+(aq) + Please help me simplify these following mixed radicals:: and show me how you did it cause I need to learn : I don't know how to I need some help with a handful of questions.Jan 23, 2017 · A composite functions is gotten from the combination of two or more functions. Given that: This is calculated as follows: Calculate r (4) and s (4) So, we have: This is calculated as follows: Calculate r (3) and s (3) So, we have: Read more about composite functions at: Equations : Tiger Algebra gives you not only the answers, but also the complete step by step method for solving your equations es003-1.jpg so that you understand better Determinant Calculator. This determinant calculator can help you calculate the determinant of a square matrix independent of its type in regard of the number of columns and rows (2x2, 3x3 or 4x4). You can get all the formulas used right after the tool. Number of rows (R) and columns (C): *. Matrix Addition Calculator. Matrix Power Calculator. Simplification or other simple results. Camera input is not recognized! . . This solution deals with simplification or other simple results. Changes made to your input should not affect the solution: (1): "s0" was replaced by "s^0". (2): Dot was discarded near "1.j".Answer to Identify each of the following as rational or irrational. square root of 23 104.42 square root of 64 49.39overline 6 10.978467274602 times 8 is 16. Finally, evaluate the subtraction. 9 minus 16 is -7. The expression simplifies to -7. Report an issue with this question. Find the value of this expression. RATIONALE. To solve this expression, evaluate the exponent for each term. Start with the first term,. Any number taken to the power of zero equals 1, soterm,. is equal to 1. Evaluate each expression if a = 4, b = 6, and c = 8. 8b í a 62/87,21 Replace b with 6 and a with 4. 2a + (b2 · 3) 62/87,21 Replace a with 4 and b with 6. 62/87,21 Replace a with 4 and b with 6. BOOKS Akira bought one new book for $20 and three used books for $4.95 each. Write and evaluate an expression to find how much money the books cost ...Study with Quizlet and memorize flashcards containing terms like Given f(x) = x - 2 andmc001-1.jpg which of the following values is not in the domain of mc001-2.jpg, Given f(x) = 3x - 5 and mc001-1.jpg what is mc001-2.jpg, Given mc001-1.jpg and mc001-2.jpg, mc001-3.jpg The range of es002-1.jpg is and more.2 times 8 is 16. Finally, evaluate the subtraction. 9 minus 16 is -7. The expression simplifies to -7. Report an issue with this question. Find the value of this expression. RATIONALE. To solve this expression, evaluate the exponent for each term. Start with the first term,. Any number taken to the power of zero equals 1, soterm,. is equal to 1.Equivalent expressions are expressions that work the same even though they look different. According to the given question. We have a statement " 36 superscript negative one haft". The mathematical expression for the above statement is . The above mathematical expression can be written as. Therefore, the equivalent expression for is given byEquations : Tiger Algebra gives you not only the answers, but also the complete step by step method for solving your equations es003-1.jpg so that you understand betterThis is the beginning of Order of Operations. We do parentheses first, then multiplying or dividing next (from left to right), then addition and subtraction ...Study with Quizlet and memorize flashcards containing terms like Which is a coefficient matrix for the system of linear equations? mc014-1.jpg mc014-2.jpg mc014-3.jpg mc014-4.jpg mc014-5.jpg, What is the determinant of the coefficient matrix of the system ? -158 -117 65 117, Suppose matrix D is the inverse of matrix C. Which of the following is equal to D? CDD CCD DDD CCC and more.Apr 15, 2019 · Evaluate this (-1/5)^2. Help! 4/5x - 1/4x = 11 -0.65x + 0.45x = 5.4 (answer must fit the layout) which place do I use to compare 60,618 and 60,647? Evaluate the expression when =x−7 and =y2 . −x6y. Given constraints: x es002-1.jpg 0, y es002-2.jpg 0, 2x + 2y es002-3.jpg 4, x + y es002-4.jpg 8. Explain the steps for maximizing the objective function P = 3x + 4y. Graph the inequalities given by the set of constraints. Find points where the boundary lines intersect to form a polygon.Evaluate each expression if a = 4, b = 6, and c = 8. 8b í a 62/87,21 Replace b with 6 and a with 4. 2a + (b2 · 3) 62/87,21 Replace a with 4 and b with 6. 62/87,21 Replace a with 4 and b with 6. BOOKS Akira bought one new book for $20 and three used books for $4.95 each. Write and evaluate an expression to find how much money the books cost ...Find an answer to your question Vincent wrote an example of a proportion on the board. es002-1.jpg Evaluate Vincent’s proportion to determine if it is correct.… helplease helplease 10.10.2020Find an answer to your question Evaluate each expression. 16^5/4 * 16^1/4 / (16^1/2)^2. Click an Item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box.Oct 12, 2020 · Click here 👆 to get an answer to your question ️ Evaluate each function over the set of real numbers. If f(x) = |x-3|, f (3) = -3 0 1 3 Undefined Jan 6, 2022 · Evaluate the numerical value of the vertical velocity of the car at time t=0. 25s using the expression from pa ... es001-1. Jpg for each given angle, es001-2. ... Apr 15, 2019 · Evaluate this (-1/5)^2. Help! 4/5x - 1/4x = 11 -0.65x + 0.45x = 5.4 (answer must fit the layout) which place do I use to compare 60,618 and 60,647? Evaluate the expression when =x−7 and =y2 . −x6y. Use the given graph to determine if there are any solutions to the equation − (5)3 − x + 4 = −2x. A. The solution is approximately 1.7 because it is the x-value of the intersection of the functions. We have an expert-written solution to this problem! Find the solutions to the equation 102x + 11 = (x + 6)2 - 2.2. Which least 6-digit number is exactly divisible by 75? The product of ages of all Mr. products children is 1408 the age of the youngest child is equal to half the age of the oldest child how many children. The first term of an A.P. is 3, the last term 90 and the sum 1395. find the number of term .In the video below we show another example of how to use the order of operations to simplify an expression that contains exponents and grouping symbols. Simplify: 23 +34 ÷3−52 2 3 + 3 4 ÷ 3 − 5 2. If an expression has several exponents, they may be simplified in the same step. Simplify exponents. Divide. Study with Quizlet and memorize flashcards containing terms like Which of the following show a geometric series? Select all that apply., Identify the value of r and a1 for each geometric series., 0.25 + 1 + 4 + 16 + 64 Enter the values used in finding a partial sum. and more.The given expression is a sum of two cubes. The factorization of the given expression is . Given: The given identity is, . It is required to factorize using the given identity. The given expression can be written in the form of sum of two cubes as, Here, a and b are and respectively. Now, the factorization of the given expression can be one as,A. Solve: 3 ln x = ln 216. B. Identify the solution set of 3 ln 4 = 2 ln x. C 8. Identify the solution set of 6 ln e = eln 2x. B 3. A town predicts that its population will double in es001-1.jpg years. Simplify the expression.Hence, the order of steps needed to simplify this expression is. Step 1. Step4. Step3. Step2. What is the simplification? Simplification is reducing the expression/fraction/problem in a simpler form. It makes the problem easy with calculations and solving. Here given expression is. Step 1:-Simplify the parenthesis. Step 2:- Evaluate exponentsTo calculate a determinant you need to do the following steps. Set the matrix (must be square). Reduce this matrix to row echelon form using elementary row operations so that all the elements below diagonal are zero. Multiply the main diagonal elements of the matrix - determinant is calculated. To understand determinant calculation better input ... Equations : Tiger Algebra gives you not only the answers, but also the complete step by step method for solving your equations es003-1.jpg so that you understand betterWe would like to show you a description here but the site won’t allow us.a circular oil spill continues to increase in size. the radius of the oil spill, in miles, is given by the function r(t) = 0.5 + 2t, where t is the time in hours. the area of the circular region is given by the function a(r) = πr2, where r is the radius of the circle at time t.richard bought 3 slices of cheese pizza and 2 sodas for $8.75. Jordan bought 2 slices of cheese pizza and 4 sodas for $8.50. How much would an order of 1 slice of cheese pizza and 3 sodas cost? A. $3.25 B. $5.25 C. $7.75 D. $7.25How to Determine an Odd Function. Important Tips to Remember: If ever you arrive at a different function after evaluating [latex]\color{red}–x[/latex] into the given [latex]f\left( x \right)[/latex], immediately try to factor out [latex]−1[/latex] from it and observe if the original function shows up. Since we are not given the exact radian value to convert, we can assume the value of radians. Using the conversion factor: To convert radians to degrees, we will write: radians = x. Divide both expressions: Hence the value of radians to degrees is 90 degrees.Identify the reference angle es001-1. Jpg for each given angle, es001-2. Jpg. Es001-3. Jpg degrees. Es002-1. Jpg degrees. Es003-1. Jpg degrees.Where is each point located on the graph? -3 + 8i is: in quadrant II. 4i is: on the vertical axis. 6 is: on the horizontal axis. 5-2i is: in quadrant IV. Select the expression that is equivalent to |4-3i|. 5. Compare and contrast the absolute value of a real number to that of a complex number. imaginary number complex plane real number negative ... Feb 18, 2016 · asked Feb 12, 2016 in Other Math Topics by Kayla1 Level 1 User (640 points) | 1.7k views. 1 answer. The pentagon has five sides as shown in the figure. The perimeter can be expressed as mc004-1.jpg. asked Mar 8, 2019 by anonymous | 1.2k views. math problem. What is the simplest form of mc001-1.jpg. (A) sqrt 2. Which expression should you multiply the numerator and denominator of mc001-1.jpg by to rationalize the denominator? C. What is mc002-1.jpg in simplest form? A. What is the simplest form of mc001-1.jpg. D. The gravitational force formula is mc001-1.jpg where F is the force between two ...The expression simplified by the student is an indicinal expression. Indices are mathematical expressions that show the number of times a number or variable is being multiplied by itself. According to the law of indices. where a, and n are integers or fractions. Given the expression simplified by the student expressed as: Using the laws above:Notice that [latex]x+1[/latex] is a common factor to the numerator and the denominator. The zero of this factor, [latex]x=-1[/latex], is the location of the removable discontinuity. Notice also that [latex]x - 3[/latex] is not a factor in both the numerator and denominator. The zero of this factor, [latex]x=3[/latex], is the vertical asymptote. 2 times 8 is 16. Finally, evaluate the subtraction. 9 minus 16 is -7. The expression simplifies to -7. Report an issue with this question. Find the value of this expression. RATIONALE. To solve this expression, evaluate the exponent for each term. Start with the first term,. Any number taken to the power of zero equals 1, soterm,. is equal to 1.Oct 5, 2020 · Answer: (Question 1) a= 10 b= 6 (Question 2) a= 2 b= 3 c= 8. Step-by-step explanation: Edgenuity 2021 (Simplifying Products and Quotients of Powers) Evaluate each expression if a = 4, b = 6, and c = 8. 8b í a 62/87,21 Replace b with 6 and a with 4. 2a + (b2 · 3) 62/87,21 Replace a with 4 and b with 6. 62/87,21 Replace a with 4 and b with 6. BOOKS Akira bought one new book for $20 and three used books for $4.95 each. Write and evaluate an expression to find how much money the books cost ...Video transcript. - So we have the graphs of two functions here. We have the graph y equals f of x and we have the graph y is equal to g of x. And what I wanna do in this video is evaluate what g of, f of, let me do the f of it another color, f of negative five is, f of negative five is. And it can sometimes seem a little daunting when you see ... Find an answer to your question given the functions, f(x) = 3x2 - 7 and g(x) = x3 + 1, evaluate f(g(2)).Mar 12, 2019 · Find the product es001-1.jpg on E.D.G 8/6n-4 *(9n2-4) ... Find the length of each side of a square plot having perimeter 172 m Find the place value of 1 in 915,342,76 ... First go to the Algebra Calculator main page. Type the following: First type the expression 2x. Then type the @ symbol. Then type x=3. Try it now: 2x @ x=3 Clickable Demo Try entering 2x @ x=3 into the text box. After you enter the expression, Algebra Calculator will evaluate 2x for x=3: 2 (3) = 6. More ExamplesJan 6, 2022 · Evaluate the numerical value of the vertical velocity of the car at time t=0. 25s using the expression from pa ... es001-1. Jpg for each given angle, es001-2. ... 2 times 8 is 16. Finally, evaluate the subtraction. 9 minus 16 is -7. The expression simplifies to -7. Report an issue with this question. Find the value of this expression. RATIONALE. To solve this expression, evaluate the exponent for each term. Start with the first term,. Any number taken to the power of zero equals 1, soterm,. is equal to 1.May 19, 2020 · richard bought 3 slices of cheese pizza and 2 sodas for $8.75. Jordan bought 2 slices of cheese pizza and 4 sodas for $8.50. How much would an order of 1 slice of cheese pizza and 3 sodas cost? A. $3.25 B. $5.25 C. $7.75 D. $7.25 Hence, the order of steps needed to simplify this expression is. Step 1. Step4. Step3. Step2. What is the simplification? Simplification is reducing the expression/fraction/problem in a simpler form. It makes the problem easy with calculations and solving. Here given expression is. Step 1:-Simplify the parenthesis. Step 2:- Evaluate exponentsWe would like to show you a description here but the site won’t allow us.Study with Quizlet and memorize flashcards containing terms like How will this system at equilibrium be affected by each of the conditions stated here? es001-1.jpg removal of H2O addition of O2 decrease in pressure increase in temperature, Which contain a common ion that will shift the equilibrium system represented by the equation shown? Select all that apply. How will the addition of HCl ... Find an answer to your question Evaluate each expression. 16^5/4 * 16^1/4 / (16^1/2)^2. Click an Item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box.Study with Quizlet and memorize flashcards containing terms like Which of the following show a geometric series? Select all that apply., Identify the value of r and a1 for each geometric series., 0.25 + 1 + 4 + 16 + 64 Enter the values used in finding a partial sum. and more. We would like to show you a description here but the site won’t allow us. Equations : Tiger Algebra gives you not only the answers, but also the complete step by step method for solving your equations es003-1.jpg so that you understand better About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Oct 10, 2020 · Find an answer to your question Vincent wrote an example of a proportion on the board. es002-1.jpg Evaluate Vincent’s proportion to determine if it is correct.… helplease helplease 10.10.2020 Evaluate each expression if a = 4, b = 6, and c = 8. 8b í a 62/87,21 Replace b with 6 and a with 4. 2a + (b2 · 3) 62/87,21 Replace a with 4 and b with 6. 62/87,21 Replace a with 4 and b with 6. BOOKS Akira bought one new book for $20 and three used books for $4.95 each. Write and evaluate an expression to find how much money the books cost ...Study with Quizlet and memorize flashcards containing terms like Evaluate the given expression. 10 C 4 * 4 C 2 a. 1,260 c. 1,275 b. 1,278 d. 1,270, Compute the following: 7!/3! a. 1680 b. 840 c. 21 d. 4, Compute the following. 325 C 1 a. 325 b. 324 c. 1 d. 326 and more. Divide each term in by . ... Rewrite the expression. Step 7.3.5.5. Evaluate the exponent. ... Step 7.5.1. Combine using the product rule for radicals.May 2, 2022 · exercise 2.3.10. Evaluate: 5x − 2y − 9 when x = 7 and y = 8. Answer. Example 2.3.6: evaluate. Evaluate 2x2 + 3x + 8 when x = 4. Solution. We need to be careful when an expression has a variable with an exponent. In this expression, 2x2 means 2 ∙ x ∙ x and is different from the expression (2x)2, which means 2x ∙ 2x. Jul 11, 2015 · This is the beginning of Order of Operations. We do parentheses first, then multiplying or dividing next (from left to right), then addition and subtraction ... However, this isn't necessary, since you can just change the expression inside the sum to get the same effect. So if you have the sum from i=1 to 10 of i², and you want to i to step by 1/3 instead of 1, you can change the expression i² to (1+(i-1)/3)², and have i go from i=1 to 28. Apr 10, 2017 · richard bought 3 slices of cheese pizza and 2 sodas for $8.75. Jordan bought 2 slices of cheese pizza and 4 sodas for $8.50. How much would an order of 1 slice of cheese pizza and 3 sodas cost? A. $3.25 B. $5.25 C. $7.75 D. $7.25 Identify the reference angle es001-1. Jpg for each given angle, es001-2. Jpg. Es001-3. Jpg degrees. Es002-1. Jpg degrees. Es003-1. Jpg degrees.Determinant Calculator. This determinant calculator can help you calculate the determinant of a square matrix independent of its type in regard of the number of columns and rows (2x2, 3x3 or 4x4). You can get all the formulas used right after the tool. Number of rows (R) and columns (C): *. Matrix Addition Calculator. Matrix Power Calculator.Mar 14, 2018 · The given expression is a sum of two cubes. The factorization of the given expression is . Given: The given identity is, . It is required to factorize using the given identity. The given expression can be written in the form of sum of two cubes as, Here, a and b are and respectively. Now, the factorization of the given expression can be one as, Study with Quizlet and memorize flashcards containing terms like Which is a coefficient matrix for the system of linear equations? mc014-1.jpg mc014-2.jpg mc014-3.jpg mc014-4.jpg mc014-5.jpg, What is the determinant of the coefficient matrix of the system ? -158 -117 65 117, Suppose matrix D is the inverse of matrix C. Which of the following is equal to D? CDD CCD DDD CCC and more.Customize your avatar with a never-ending variety of clothing options, accessories, gear, and more! Then evaluate each expression if r 2, s 5, and t 1 2 . (Lesson 1-2) 53. r squared increased by 3 times s 54. t times the sum of four times s and r 55. the sum of r and s times the square of t 56. r to the fifth power decreased by t Evaluate each expression. (Lesson 1-2) 57. 53 3(42) 58. 38 2 1 1 3 2 59. Divide each term in by . ... Rewrite the expression. Step 7.3.5.5. Evaluate the exponent. ... Step 7.5.1. Combine using the product rule for radicals. We would like to show you a description here but the site won’t allow us.Oct 10, 2020 · Find an answer to your question Vincent wrote an example of a proportion on the board. es002-1.jpg Evaluate Vincent’s proportion to determine if it is correct.… helplease helplease 10.10.2020 Then evaluate each expression if r 2, s 5, and t 1 2 . (Lesson 1-2) 53. r squared increased by 3 times s 54. t times the sum of four times s and r 55. the sum of r and s times the square of t 56. r to the fifth power decreased by t Evaluate each expression. (Lesson 1-2) 57. 53 3(42) 58. 38 2 1 1 3 2 59.
The value of heat of the reaction for the given chemical reaction is equal to -175.91 kJ.. How do we calculate the change in enthalpy of the reaction? Change in enthalpy of the reaction is calculated by substracting the total sum of enthalpies of reacatnts from the the total sum of the enthalpies of products.. Atv 2 seater side by side
Find an answer to your question given the functions, f(x) = 3x2 - 7 and g(x) = x3 + 1, evaluate f(g(2)).richard bought 3 slices of cheese pizza and 2 sodas for $8.75. Jordan bought 2 slices of cheese pizza and 4 sodas for $8.50. How much would an order of 1 slice of cheese pizza and 3 sodas cost? A. $3.25 B. $5.25 C. $7.75 D. $7.25Use the given graph to determine if there are any solutions to the equation − (5)3 − x + 4 = −2x. A. The solution is approximately 1.7 because it is the x-value of the intersection of the functions. We have an expert-written solution to this problem! Find the solutions to the equation 102x + 11 = (x + 6)2 - 2. Jul 11, 2015 · This is the beginning of Order of Operations. We do parentheses first, then multiplying or dividing next (from left to right), then addition and subtraction ... richard bought 3 slices of cheese pizza and 2 sodas for $8.75. Jordan bought 2 slices of cheese pizza and 4 sodas for $8.50. How much would an order of 1 slice of cheese pizza and 3 sodas cost? A. $3.25 B. $5.25 C. $7.75 D. $7.25Well, the textbook answer is that there are only 6 trig ratios, which we have already covered. However, if you really want to devel into the topic, the historical answer would be that there are at least 12 ratios, which include the ones we've learned and some new ones which are versine, haversine, coversine, hacoversine, exsecant, and excosecant.asked Feb 12, 2016 in Other Math Topics by Kayla1 Level 1 User (640 points) | 1.7k views. 1 answer. The pentagon has five sides as shown in the figure. The perimeter can be expressed as mc004-1.jpg. asked Mar 8, 2019 by anonymous | 1.2k views. math problem.A composite functions is gotten from the combination of two or more functions. Given that: This is calculated as follows: Calculate r (4) and s (4) So, we have: This is calculated as follows: Calculate r (3) and s (3) So, we have: Read more about composite functions at:The first step is to change the equations into y format. y= mx + b. The y- intercept of this graph is at the point (0,2). Since the line is going down, the slope is negative.First go to the Algebra Calculator main page. Type the following: First type the expression 2x. Then type the @ symbol. Then type x=3. Try it now: 2x @ x=3 Clickable Demo Try entering 2x @ x=3 into the text box. After you enter the expression, Algebra Calculator will evaluate 2x for x=3: 2 (3) = 6. More Examples Notice that [latex]x+1[/latex] is a common factor to the numerator and the denominator. The zero of this factor, [latex]x=-1[/latex], is the location of the removable discontinuity. Notice also that [latex]x - 3[/latex] is not a factor in both the numerator and denominator. The zero of this factor, [latex]x=3[/latex], is the vertical asymptote. Algebra 2 Module 1 Review. How can the order of operations be used to simplify expressions? By providing a set of rules on how to follow a foolproof order of operations when evaluating expressions, ensuring that everyone gets to the same answer once the expression is simplified.May 6, 2020 · Answer: Step-by-step explanation: The picture helps a lot in understanding what the problem is. I could not understand what you typed. OK, I can evaluate these log expressions. First go to the Algebra Calculator main page. Type the following: First type the expression 2x. Then type the @ symbol. Then type x=3. Try it now: 2x @ x=3 Clickable Demo Try entering 2x @ x=3 into the text box. After you enter the expression, Algebra Calculator will evaluate 2x for x=3: 2 (3) = 6. More ExamplesJul 11, 2015 · This is the beginning of Order of Operations. We do parentheses first, then multiplying or dividing next (from left to right), then addition and subtraction ... .