2x+3=-3x2

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Solution for 2x+3=-3x2 equation: 



2x+3=-3x^2

We move all terms to the left:

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

We get rid of parentheses

3x^2+2x+3=0

a = 3; b = 2; c = +3;
Δ = b2-4ac
Δ = 22-4·3·3
Δ = -32
Delta is less than zero, so there is no solution for the equation

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