Seudónimo Seudónimo

17-06-2016
Mathematics

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I need some help with this problem! Please help!
−22 > −5x − 7 ≥ −3

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Аноним Аноним

17-06-2016

(My Brother did this)
-22> -5x - 7≥ -3
-22 + 7 > -5x -7 +7 ≥ -3 + 7 (Add 7 to all parts)
-15> -5x ≥ 4
-15/-5 > -5x/-5 ≥ 4/-5
3< x ≤ -4/5

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