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what is the answer to my math question thank you

Algebra
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x to the 2 power plus 8x plus 16=0

Mar 18th, 2015

x^2 +8x + 16 =0
x^2 + 4x +4x +16 =0
x(x+4) +4(x+4) =0
(x+4)^2 =0
x+4 =0
x =-4 is the answer.


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Mar 18th, 2015

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