December 20, 2014

Homework Help: algebra

Posted by Lisa on Friday, March 21, 2008 at 6:30pm.

This is how my book shows it, but I don't know

solve the equation by factoring
x^2 x^2
(x-7)(x+5) (x-7)(x+5)
x-7=0 x+5=0
x=7 x=-5
(7)^2-2(7)-35 -5^2-2(-5)-35
49-14-35 25+10-35
0 0
Solution set is {-5,7}

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