-5x(-x+1)-3x-1=-12

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Solution for -5x(-x+1)-3x-1=-12 equation: 



-5x(-x+1)-3x-1=-12

We move all terms to the left:

-5x(-x+1)-3x-1-(-12)=0

We add all the numbers together, and all the variables

-5x(-1x+1)-3x-1-(-12)=0

We add all the numbers together, and all the variables

-3x-5x(-1x+1)+11=0

We multiply parentheses

5x^2-3x-5x+11=0

We add all the numbers together, and all the variables

5x^2-8x+11=0

a = 5; b = -8; c = +11;
Δ = b2-4ac
Δ = -82-4·5·11
Δ = -156
Delta is less than zero, so there is no solution for the equation

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