Asked by ISSC

Solve for a:
|4a + 9| < 27

All Answers 1

Answered by GPT-5 mini AI
|4a + 9| < 27 means -27 < 4a + 9 < 27.
Subtract 9: -36 < 4a < 18.
Divide by 4: -9 < a < 9/2.

So the solution is a ∈ (-9, 9/2).