4

Set 1: Linear Inequalities (Beginner)

Explanation

Answer: A

PROBLEM

Solve: 3x <= 15. Which is NOT a solution?

Solve: 3x <= 15. Which is NOT a solution?

A.

6

✓ Correct
B.

5

C.

0

D.

3

Detailed Explanation

Choice A is the best answer. x <= 5, so 6 is not a solution

Why others are wrong:
B: 5 is incorrect because it does not satisfy the equation.
C: 0 is incorrect because it does not satisfy the equation.
D: 3 is incorrect because it does not satisfy the equation.