x2=2(x-1)

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Solution for x2=2(x-1) equation: 



x2=2(x-1)

We move all terms to the left:

x2-(2(x-1))=0

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(2(x-1)), so:

2(x-1)

We multiply parentheses

2x-2

Back to the equation:

-(2x-2)



We get rid of parentheses

x^2-2x+2=0

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

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