3

Set 1: Linear Equations (Beginner)

Explanation

Answer: B

PROBLEM

Solve for x: 5x - 9 = 16

Solve for x: 5x - 9 = 16

A.

3

B.

5

✓ Correct
C.

7

D.

6

Detailed Explanation

Choice B is the best answer. Solve step by step: x = 5

Why others are wrong:
A: 3 is incorrect because it does not satisfy the equation.
C: 7 is incorrect because it does not satisfy the equation.
D: 6 is incorrect because it does not satisfy the equation.