x2-20x=-340+20

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Solution for x2-20x=-340+20 equation: 



x2-20x=-340+20

We move all terms to the left:

x2-20x-(-340+20)=0

We add all the numbers together, and all the variables

x2-20x-(-320)=0

We add all the numbers together, and all the variables

x^2-20x+320=0

a = 1; b = -20; c = +320;
Δ = b2-4ac
Δ = -202-4·1·320
Δ = -880
Delta is less than zero, so there is no solution for the equation

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