2d^2=-4-5d

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Solution for 2d^2=-4-5d equation: 



2d^2=-4-5d

We move all terms to the left:

2d^2-(-4-5d)=0

We add all the numbers together, and all the variables

2d^2-(-5d-4)=0

We get rid of parentheses

2d^2+5d+4=0

a = 2; b = 5; c = +4;
Δ = b2-4ac
Δ = 52-4·2·4
Δ = -7
Delta is less than zero, so there is no solution for the equation

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