x^2+7=4x+2

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Solution for x^2+7=4x+2 equation: 



x^2+7=4x+2

We move all terms to the left:

x^2+7-(4x+2)=0

We get rid of parentheses

x^2-4x-2+7=0

We add all the numbers together, and all the variables

x^2-4x+5=0

a = 1; b = -4; c = +5;
Δ = b2-4ac
Δ = -42-4·1·5
Δ = -4
Delta is less than zero, so there is no solution for the equation

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