-6x(x-12)-15(x+12)=0

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Solution for -6x(x-12)-15(x+12)=0 equation: 



-6x(x-12)-15(x+12)=0

We multiply parentheses

-6x^2+72x-15x-180=0

We add all the numbers together, and all the variables

-6x^2+57x-180=0

a = -6; b = 57; c = -180;
Δ = b2-4ac
Δ = 572-4·(-6)·(-180)
Δ = -1071
Delta is less than zero, so there is no solution for the equation

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