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September 3, 2014

September 3, 2014

Posted by **trent** on Tuesday, April 8, 2014 at 10:56pm.

- 9th grade math -
**Reiny**, Tuesday, April 8, 2014 at 11:06pmdid you notice the left side is a perfect square?

(x+4)^2 = 25

take √ of both sides

x+4 = ± 5

x = -4 ± 5

= 1 or -9

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