25=2x-x^2

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Solution for 25=2x-x^2 equation: 



25=2x-x^2

We move all terms to the left:

25-(2x-x^2)=0

We get rid of parentheses

x^2-2x+25=0

a = 1; b = -2; c = +25;
Δ = b2-4ac
Δ = -22-4·1·25
Δ = -96
Delta is less than zero, so there is no solution for the equation

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