Solve inequality -12 < 3x- 15 < 9 - 12 \leqslant 3x - 15 \leqslant 9

asked Mar 28, 2019 103k views

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Solve inequality -12 < 3x- 15 < 9

$- 12 \leqslant 3x - 15 \leqslant 9$

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

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

Despot answered Apr 2, 2019

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