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8 February, 06:31

What is - 12 (x-12) = -9 (1+7x)

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  1. 8 February, 06:39
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    Step-by-step explanation:

    -12 (x-12) = -9 (1+7x)

    -12x+144=-9-63x

    -12x+63x=-9-144

    51x=-153

    x=-153/51=-3
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