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21-11-2015
Mathematics

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How do I do this question
9q - 15 = -78

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Аноним Аноним

21-11-2015

9q - 15 = -78 9q = -78 + 15 9q = -63 q = (-63):9 q = -7

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21-11-2015

-78 + 15 = -69
-69/9 = -7
q=-7

Answer Link

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