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26 August, 08:24

10x - 9y = - 7 y = 3 need to find x

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Answers (2)
  1. 26 August, 10:03
    0
    10x-9 (3) = -7

    10x-27=-7

    10x=20

    x=2
  2. 26 August, 10:23
    0
    The answer is 7 because 7 times 10 is seventy and 9times 7 is 63 and 70-63 is seven so x=7
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