10

Set 1: Linear Inequalities (Advanced)

Explanation

Answer: B

PROBLEM

Solve: 4x + 8 > 2x + 16 AND 3x - 6 <= 18. How many integer solutions?

Solve: 4x + 8 > 2x + 16 AND 3x - 6 <= 18. How many integer solutions?

A.

4

B.

3

✓ Correct
C.

5

D.

2

Detailed Explanation

Choice B is the best answer. x > 4 AND x <= 8. Solutions: 5, 6, 7, 8 = 4

Why others are wrong:
A: 4 is incorrect because it does not satisfy the equation.
C: 5 is incorrect because it does not satisfy the equation.
D: 2 is incorrect because it does not satisfy the equation.

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