4x^2+8=-5x

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Solution for 4x^2+8=-5x equation: 



4x^2+8=-5x

We move all terms to the left:

4x^2+8-(-5x)=0

We get rid of parentheses

4x^2+5x+8=0

a = 4; b = 5; c = +8;
Δ = b2-4ac
Δ = 52-4·4·8
Δ = -103
Delta is less than zero, so there is no solution for the equation

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