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x\times 2=\left(x-2\right)^{2}-x\left(x-2\right)
Variable x cannot be equal to any of the values 0,2 since division by zero is not defined. Multiply both sides of the equation by x\left(x-2\right)^{2}, the least common multiple of x^{2}-4x+4,x,x-2.
x\times 2=x^{2}-4x+4-x\left(x-2\right)
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(x-2\right)^{2}.
x\times 2=x^{2}-4x+4-\left(x^{2}-2x\right)
Use the distributive property to multiply x by x-2.
x\times 2=x^{2}-4x+4-x^{2}+2x
To find the opposite of x^{2}-2x, find the opposite of each term.
x\times 2=-4x+4+2x
Combine x^{2} and -x^{2} to get 0.
x\times 2=-2x+4
Combine -4x and 2x to get -2x.
x\times 2+2x=4
Add 2x to both sides.
4x=4
Combine x\times 2 and 2x to get 4x.
x=\frac{4}{4}
Divide both sides by 4.
x=1
Divide 4 by 4 to get 1.