5x=30+2x^2

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Solution for 5x=30+2x^2 equation: 



5x=30+2x^2

We move all terms to the left:

5x-(30+2x^2)=0

We get rid of parentheses

-2x^2+5x-30=0

a = -2; b = 5; c = -30;
Δ = b2-4ac
Δ = 52-4·(-2)·(-30)
Δ = -215
Delta is less than zero, so there is no solution for the equation

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