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14 May, 00:30

Solve the equation √x+9 - 9 = - 4 show each step of your solution process

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  1. 14 May, 02:14
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    16

    Step-by-step explanation:

    Start by adding 9 to both sides, obtaining: √ (x + 9) = 5.

    Square both sides, obtaining: x + 9 = 25.

    Subtract 9 from both sides: x = 16

    Note that √ (16+9) - 9 = - 4, as required.
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