SOLUTION: -4x(x+3)+9x=3(x+4)

SOLUTION: -4x(x+3)+9x=3(x+4)

Algebra.Com

Question 417139: -4x(x+3)+9x=3(x+4)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
-4x(x+3)+9x=3(x+4)
-4x^2-12x+9x = 3x+12
-4x^2-3x = 3x+12
4x^2+6x+12 = 0
2(2x^2+3x+6) = 0
2x^2+3x+6 = 0
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Solve using the quadratic formula.
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Cheers,
Stan H.
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