-6x(x+2)+3+9x=12

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Solution for -6x(x+2)+3+9x=12 equation: 



-6x(x+2)+3+9x=12

We move all terms to the left:

-6x(x+2)+3+9x-(12)=0

We add all the numbers together, and all the variables

9x-6x(x+2)-9=0

We multiply parentheses

-6x^2+9x-12x-9=0

We add all the numbers together, and all the variables

-6x^2-3x-9=0

a = -6; b = -3; c = -9;
Δ = b2-4ac
Δ = -32-4·(-6)·(-9)
Δ = -207
Delta is less than zero, so there is no solution for the equation

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