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11 September, 12:48

8x = 3x + 15 AND 7x - 1 = 3x + 7

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  1. 11 September, 13:12
    0
    Solving for x gives

    8x = 3x + 15

    5x = 15

    x = 15/5 = 3

    AND

    7x - 1 = 3x + 7

    4x = 8

    x = 8/4 = 2
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