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2\left(x-1\right)+2=\left(x-1\right)y
Variable x cannot be equal to 1 since division by zero is not defined. Multiply both sides of the equation by 2\left(x-1\right), the least common multiple of x-1,2.
2x-2+2=\left(x-1\right)y
Use the distributive property to multiply 2 by x-1.
2x=\left(x-1\right)y
Add -2 and 2 to get 0.
2x=xy-y
Use the distributive property to multiply x-1 by y.
2x-xy=-y
Subtract xy from both sides.
\left(2-y\right)x=-y
Combine all terms containing x.
\frac{\left(2-y\right)x}{2-y}=-\frac{y}{2-y}
Divide both sides by 2-y.
x=-\frac{y}{2-y}
Dividing by 2-y undoes the multiplication by 2-y.
x=-\frac{y}{2-y}\text{, }x\neq 1
Variable x cannot be equal to 1.
2\left(x-1\right)+2=\left(x-1\right)y
Multiply both sides of the equation by 2\left(x-1\right), the least common multiple of x-1,2.
2x-2+2=\left(x-1\right)y
Use the distributive property to multiply 2 by x-1.
2x=\left(x-1\right)y
Add -2 and 2 to get 0.
2x=xy-y
Use the distributive property to multiply x-1 by y.
xy-y=2x
Swap sides so that all variable terms are on the left hand side.
\left(x-1\right)y=2x
Combine all terms containing y.
\frac{\left(x-1\right)y}{x-1}=\frac{2x}{x-1}
Divide both sides by x-1.
y=\frac{2x}{x-1}
Dividing by x-1 undoes the multiplication by x-1.