9

Set 2: Linear Equations (Intermediate)

Explanation

Answer: B

PROBLEM

Solve for x: 5(x - 5) = 40

Solve for x: 5(x - 5) = 40

A.

26

B.

13

✓ Correct
C.

14

D.

15

Detailed Explanation

Choice B is the best answer. Solve step by step: x = 13

Why others are wrong:
A: 26 is incorrect because it does not satisfy the equation.
C: 14 is incorrect because it does not satisfy the equation.
D: 15 is incorrect because it does not satisfy the equation.