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25 August, 00:19

Square root 7x+16 + 4=x

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  1. 25 August, 00:29
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    1 Simplify 7x+16+47x+16+4 to 7x+207x+20 7x+20=x 7x+20=x

    2 Subtract 7x from both sides 20=x-7x 20=x-7x

    3 Simplify x-7x x-7x to - 6x - 6x

    20=-6x 20=-6x

    4 Divide both sides by - 6 - 20/6=x

    5 Simplify 20/6 to 10/3 - 10/3=x

    6 Switch sides

    x=-10/3
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