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27 July, 11:26

8 - 3 (x+4) = 2x (show all work)

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  1. 27 July, 14:22
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    8 - 3x - 12 = 2x

    Simplify 8 - 3x - 12 to - 3x - 4

    -3x - 4 = 2x

    Add 3x to both sides

    -4 = 2x + 3x

    Simplify 2x + 3x to 5x

    -4 = 5x

    Divide both sides by 5

    -4/5 = x

    Switch sides

    x = - 4/5
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