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July 23, 2014

July 23, 2014

Posted by **lori** on Tuesday, April 26, 2011 at 1:48am.

- math -
**drwls**, Tuesday, April 26, 2011 at 1:56am5x^2 -16x -45 = 0

(5x + 9)(x -5) = 0

Either factor can be zero.

x = -9/5 or 5

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