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17 January, 21:05

Solve: - 7 (3+6x) = 9 (-5x+7)

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  1. 17 January, 21:27
    0
    x=28

    Step-by-step explanation:

    -7 (3+6x) = 9 (-5x+7)

    -21-42x=-45x+63

    -21-42x - (-45x) = 63

    -21-42x+45x=63

    -21+3x=63

    3x=63 - (-21)

    3x=63+21

    3x=84

    x=84/3

    x=28
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