Question

Solve the compound inequality and give your answer in interval notation

4x-4 < -36 OR -2x-1 ≤ -7

Answer 1

(-∞, -8) U [3, ∞)

Explanation:

4x - 4 < -36 OR -2x -1 ≤ -7

4x < -32 OR -2x ≤ -6

x < -8 OR x ≥ 3 *divide by a negative, switch inequality

(-∞, -8) U [3, ∞)