-2x-(-x^2-2x-2)=-2

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Solution for -2x-(-x^2-2x-2)=-2 equation: 



-2x-(-x^2-2x-2)=-2

We move all terms to the left:

-2x-(-x^2-2x-2)-(-2)=0

We add all the numbers together, and all the variables

-(-x^2-2x-2)-2x+2=0

We get rid of parentheses

x^2+2x-2x+2+2=0

We add all the numbers together, and all the variables

x^2+4=0

a = 1; b = 0; c = +4;
Δ = b2-4ac
Δ = 02-4·1·4
Δ = -16
Delta is less than zero, so there is no solution for the equation

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