Answer:
-3 < x ≤ 6
(-3, 6]
Explanation:
15 ≥ 3x - 3 > -12
+3 +3 +3
------------------------
18 ≥ 3x > -9
÷3 ÷3 ÷3
-------------------
6 ≥ x > -3
I hope this helps!
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