SOLUTION: find the value of x 4xx+12x+9

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Question 271963: find the value of x
4xx+12x+9
Answer by palanisamy(496) About Me  (Show Source):
You can put this solution on YOUR website!
4x^2+12x+9=0
(2x)^2+2*2x*3+3^2=0
(2x+3)^2=0
2x+3=0
x= -3/2, -3/2