X^2+81=4x

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Solution for X^2+81=4x equation: 



X^2+81=4X

We move all terms to the left:

X^2+81-(4X)=0

a = 1; b = -4; c = +81;
Δ = b2-4ac
Δ = -42-4·1·81
Δ = -308
Delta is less than zero, so there is no solution for the equation

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