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Solve the proportion: 5/x+7=3/x+3

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  1. 6 July, 13:21
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    x=3

    Step-by-step explanation:

    cross multiply

    5 (x+3) = 3 (x+7)

    5x+15=3x+21

    5x+15-3x=3x+21-3x

    2x+15=21

    2x+15-15=21-15

    2x=6

    x=3
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