# What Is The Value Of A In The Equation 5 A Minus 10 B Equals 45, When B Equals 3? 3 15 21 39 (2023)

## 1. What is the value of a in the equation 5a – 10b = 45, when b = 3? | Socratic

• Mar 2, 2018 · a=15 5a – 10b = 45 When b=3, [By transposing method] 5a–(10xx3) = 45 5a- 30=45 5a = 45+30 5a = 75 a=75/5 a=15 ~Hope this helps! :)

• a=15 5a – 10b = 45 When b=3, [By transposing method] 5a–(10xx3) = 45 5a- 30=45 5a = 45+30 5a = 75 a=75/5 a=15 ~Hope this helps! :) ## 2. Solve - Equations and Inequalities

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• Jun 5, 2020 · 25 – (5 × 3). B. (5 × 3) – 25. C. 25 – (5 + 3). D. (5 + 3) – 25. Page 21 ... The value of 3 in 0.37 is 100 times the value of 3 in 3.7. C. The ...

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### What is the value of a in the equation 5 a 10 b equals 45? ›

the value of a is 15

Equation 5a-10b=455a−10b=45 , when b=3. To find : What is the value of a ? Therefore, The value of a is 15.

What is the value of a in the equation 3 a plus b equals 54 when b equals 9? ›

Summary: The value of a in the equation 3a + b = 54, when b=9 is 15.

What is the value of the variable in the equation b 5 9? ›

the equation is b+5=9, value of variable is 5.

What is the sum of minus 4 upon 5 and 14 upon 5 is equal to? ›

How do you solve for B in an equation? ›

In order to find "b" (the y-intercept) from the equation y=mx+b ... If you know the slope (m), use any one of the given points by substituting the Y value of the given point for y, and substituting the X value of the given point for x. Solve for b = Y-mX.

What is the value of 3 a 2b when a equals to 8 and b equals to 10? ›

Therefore, the value of (3a−2b) is 4.

What is the value of 3 ab when a 5 and b 6? ›

for a=5 and b=6, 3ab=90.

What is the value of a into b if a minus b equal to 3 and a square b square equal to 29? ›

Aptitude :: Simplification - Discussion. 4. If a - b = 3 and a2 + b2 = 29, find the value of ab. ab = 10.

What math equation equals 45? ›

45 = 1 x 45, 3 x 15, or 5 x 9. Factors of 45: 1, 3, 5, 9, 15, 45. Prime factorization: 45 = 3 x 3 x 5, which can also be written 45 = 3² x 5. When 45 is a clue in the FIND THE FACTORS puzzles, always use 5 and 9 as the factors.

What multiplication fact equals 45? ›

Therefore, the factors of 45 are 1, 3, 5, 9, 15 and 45. And the factor pairs for 45 are (1, 45), (3, 15), and (5, 9).

### What is the value of a and b if 5a 25 is equal to b2? ›

Summary: If 5 A + 25 is equal to B 2, then the value of A + B is 15.

What is the value in an equation? ›

In math, value is a number signifying the result of a calculation or function. So, in the example above, you could tell your teacher that the value of 5 x 6 is 30 or the value of x + y if x = 6 and y = 3 is 9.

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