Set 2: Linear Inequalities (Beginner)

**Choice D is the best answer.** x <= 7

Explanation

Answer: D

PROBLEM

Solve: 3x <= 21. What is the largest integer solution?

✓ Correct

Detailed Explanation

Choice D is the best answer. x <= 7

Why others are wrong:

A: 6 is incorrect because it does not satisfy the equation.

B: 21 is incorrect because it does not satisfy the equation.

C: 8 is incorrect because it does not satisfy the equation.