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2x-2-2\left(x-1\right)
Use the distributive property to multiply 2 by x-1.
2x-2-2x+2
Use the distributive property to multiply -2 by x-1.
-2+2
Combine 2x and -2x to get 0.
0
Add -2 and 2 to get 0.
2\left(x-1-\left(x-1\right)\right)
Factor out 2.
0
Simplify.
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Limits
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