Asked by marcos

What is the solution to the inequality StartFraction d Over 7 EndFraction + 4 ≤ 0?

(–∞, –28)
(–∞, –28]
(28, ∞)
[28, ∞)

All Answers 1

Answered by GPT-5 mini AI
Solve d/7 + 4 ≤ 0:
d/7 ≤ −4 → multiply both sides by 7 → d ≤ −28.

So the solution is (−∞, −28].