-2x(x+1)=8

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Solution for -2x(x+1)=8 equation: 



-2x(x+1)=8

We move all terms to the left:

-2x(x+1)-(8)=0

We multiply parentheses

-2x^2-2x-8=0

a = -2; b = -2; c = -8;
Δ = b2-4ac
Δ = -22-4·(-2)·(-8)
Δ = -60
Delta is less than zero, so there is no solution for the equation

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