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13 February, 08:49

What are the solutions to (x+7) squared = 81

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  1. 13 February, 10:42
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    x=2

    Step-by-step explanation:

    - Take the square root of both sides of the equation so that we can get rid of the squared on the x+7

    - The square root of 81 is 9

    - so now, the equation is x+7=9

    - subtract seven from both sides
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