6

Set 3: Linear Inequalities (Intermediate)

Explanation

Answer: C

PROBLEM

Solve: 4x - 6 > x + 9. What is the smallest integer solution?

Solve: 4x - 6 > x + 9. What is the smallest integer solution?

A.

7

B.

4

C.

6

✓ Correct
D.

5

Detailed Explanation

Choice C is the best answer. 3x > 15, x > 5, smallest is 6

Why others are wrong:
A: 7 is incorrect because it does not satisfy the equation.
B: 4 is incorrect because it does not satisfy the equation.
D: 5 is incorrect because it does not satisfy the equation.