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please solve (b+12)^2=81

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please solve (b+12)^2=81

Feb 14th, 2015

please solve (b+12)^2=81

b+12 = +-9

b = -3 or b = -21

Feb 14th, 2015

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Feb 14th, 2015
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Feb 14th, 2015
Jun 25th, 2017
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