x2-x=x-15

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Solution for x2-x=x-15 equation: 



x2-x=x-15

We move all terms to the left:

x2-x-(x-15)=0

We add all the numbers together, and all the variables

x^2-1x-(x-15)=0

We get rid of parentheses

x^2-1x-x+15=0

We add all the numbers together, and all the variables

x^2-2x+15=0

a = 1; b = -2; c = +15;
Δ = b2-4ac
Δ = -22-4·1·15
Δ = -56
Delta is less than zero, so there is no solution for the equation

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