x-4=2x2+2

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Solution for x-4=2x2+2 equation: 



x-4=2x^2+2

We move all terms to the left:

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

We get rid of parentheses

-2x^2+x-2-4=0

We add all the numbers together, and all the variables

-2x^2+x-6=0

a = -2; b = 1; c = -6;
Δ = b2-4ac
Δ = 12-4·(-2)·(-6)
Δ = -47
Delta is less than zero, so there is no solution for the equation

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