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19 October, 14:19

What is the answer for - 1+7z=8z

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  1. 19 October, 14:46
    0
    z=-1

    Step-by-step explanation:

    -1+7z=8z

    -7z - 7z

    -1=1z

    Divide both sides by - 1

    -1=z
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