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13 July, 19:50

X and y are two positive numbers and y is three greater than x. the product of the numbers is 130. find the smaller number, x.

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  1. 13 July, 19:58
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    Xy=130

    y=3+x

    x (3+x) = 130

    x²+3x-130=0

    (x+13) (x-10) = 0

    x = - 13 or 10

    since the question says X and Y are positive we just dismiss-13

    x=10

    and y=13
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