9x-3x(2x+4)=9

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Solution for 9x-3x(2x+4)=9 equation: 



9x-3x(2x+4)=9

We move all terms to the left:

9x-3x(2x+4)-(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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