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4 April, 18:31

3 (7-9x) - 5 (5x+1) = - 8 (9x-4)

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  1. 4 April, 18:47
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    Open the equation

    21-27x-25x-5 = - 72x+32

    collect like terms

    21-5-27x-25x=-72x+32

    16-52x=-72x+32

    collect like terms

    -52x+72x=32-16

    -20x=16

    divide both sides by - 20

    x = - 16/20

    divide into the lowest term

    x = - 4/5
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