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Solve -10 < = -3x - 4 < 5.

User Leaky
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1 Answer

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-10 < = -3x - 4 < 5
-10 + 4 < = -3x - 4 + 4 < 5 + 4
-6 < = -3x < 9
2 > = x > -3 <==
User Igor Vasiliev
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