SOLUTION: x ^2 + 7x- 18 = 0

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Question 186983: x ^2 + 7x- 18 = 0
Answer by sowmya(32) About Me  (Show Source):
You can put this solution on YOUR website!
x^2 +7x -18 =0
The factors of -18 that add upto 7 are 9,-2
x^2 +9x-2x-18 =0
x(x+9)-2(x+9)=0
(x-2)(x+9)=0
x=2,-9