x^2=-279+4x

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Solution for x^2=-279+4x equation: 



x^2=-279+4x

We move all terms to the left:

x^2-(-279+4x)=0

We add all the numbers together, and all the variables

x^2-(4x-279)=0

We get rid of parentheses

x^2-4x+279=0

a = 1; b = -4; c = +279;
Δ = b2-4ac
Δ = -42-4·1·279
Δ = -1100
Delta is less than zero, so there is no solution for the equation

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