SOLUTION: x squared+2x-15=0
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Question 86131: x squared+2x-15=0
Answer by dolly(163) (Show Source): You can put this solution on YOUR website!
x^2 + 2x - 15 = 0
==> x^2 + 5x - 3x - 15 = 0
==> x(x+5) - 3(x+5)= 0
==> (x+5)(x-3) = 0
==> x+5=0 or x-3 = 0
==> x = -5 or x = 3
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