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December 22, 2014

December 22, 2014

Posted by **theresa** on Monday, April 16, 2012 at 1:49am.

- algebra -
**Henry**, Tuesday, April 17, 2012 at 9:54pm(x^2 + 16x + 63) / (x+7).

(x+7)(x+9)/(x+7) = x+9.

Note: The two (x+7) factors cancels.

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