3x(4x+4)=-72

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Solution for 3x(4x+4)=-72 equation: 



3x(4x+4)=-72

We move all terms to the left:

3x(4x+4)-(-72)=0

We add all the numbers together, and all the variables

3x(4x+4)+72=0

We multiply parentheses

12x^2+12x+72=0

a = 12; b = 12; c = +72;
Δ = b2-4ac
Δ = 122-4·12·72
Δ = -3312
Delta is less than zero, so there is no solution for the equation

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