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Solve inequality -12 < 3x- 15 < 9

- 12 \leqslant 3x - 15 \leqslant 9

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User Riandp
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-12\leq3x-15\leq9\qquad|+15\\\\3\leq3x\leq24\qquad|:3\\\\1\leq x\leq8

Solve inequality -12 < 3x- 15 < 9 - 12 \leqslant 3x - 15 \leqslant 9-example-1
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User Despot
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