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5 February, 01:55

Explain why the equation (x-4) 2-28=8

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  1. 5 February, 02:46
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    x=10 or x=-2

    Step-by-step explanation:

    add 28 to both sides

    (x-4) ^2=36

    sqrt both sides

    remember to get positive and negative roots

    x-4=+/-6

    add 4 to both sides

    x=4+/-6

    x=4+6 or x=4-6
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