SOLUTION: x*2+12x-9=4x

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Question 329713: x*2+12x-9=4x
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x*2+12x-9=4x
X^2+12X-4X-9=0
X^2+8X-9=0
(X+9)(X-1)=0
X+9=0
X=-9 ANS.
X-1=0
X=1 ANS.