Question

Solve the inequality below for x, where c is less than 0.

cx - 4 ≥ 7

1. x ≤ 11/c
2. x ≥ 11/c
3. x ≥ 3/c
4. x ≤ 3/c

Answer 1

cx - 4 ≥ 7

Add 4 to both sides:
cx ≥ 7 + 4

Combine like terms:
cx ≥ 11

Divide by c (c being less than zero):
x ≤ 11/c

Answer: x ≤ 11/c