4

Set 1: Linear Equations (Beginner)

Explanation

Answer: B

PROBLEM

Solve for x: 6x + 3 = 15

Solve for x: 6x + 3 = 15

A.

3

B.

2

✓ Correct
C.

4

D.

1

Detailed Explanation

Choice B is the best answer. Solve step by step: x = 2

Why others are wrong:
A: 3 is incorrect because it does not satisfy the equation.
C: 4 is incorrect because it does not satisfy the equation.
D: 1 is incorrect because it does not satisfy the equation.