2x^2+4=-2x

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Solution for 2x^2+4=-2x equation: 



2x^2+4=-2x

We move all terms to the left:

2x^2+4-(-2x)=0

We get rid of parentheses

2x^2+2x+4=0

a = 2; b = 2; c = +4;
Δ = b2-4ac
Δ = 22-4·2·4
Δ = -28
Delta is less than zero, so there is no solution for the equation

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