4=-x^2-3x

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Solution for 4=-x^2-3x equation: 



4=-x^2-3x

We move all terms to the left:

4-(-x^2-3x)=0

We get rid of parentheses

x^2+3x+4=0

a = 1; b = 3; c = +4;
Δ = b2-4ac
Δ = 32-4·1·4
Δ = -7
Delta is less than zero, so there is no solution for the equation

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