b+8=-2b^2

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Solution for b+8=-2b^2 equation: 



b+8=-2b^2

We move all terms to the left:

b+8-(-2b^2)=0

We get rid of parentheses

2b^2+b+8=0

a = 2; b = 1; c = +8;
Δ = b2-4ac
Δ = 12-4·2·8
Δ = -63
Delta is less than zero, so there is no solution for the equation

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