geometry

proportions i'm struggling on this problem x over x+8= x- 5 over x could someone please help me solve the solution

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  1. so you have
    x/(x+8) = (x-5)/x ?
    If so, then cross-multiply ...
    x^2 = (x+8)(x-5)
    x^2 = x^2 + 3x - 40
    0 = 3x - 40
    3x = 40
    x = 40/3

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    posted by Reiny

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