Answers

2016-07-27T17:28:16+08:00
Understand it..don't just copy the answer and solution
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2016-07-27T21:12:49+08:00
X^2+2x=35 x^2+2x-35=0 (x+7)(x-5)=0 x^2-5x+7x-35=0 x^2+2x-35=0
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