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2(a-1)=2a+2
We move all terms to the left:
2(a-1)-(2a+2)=0
We multiply parentheses
2a-(2a+2)-2=0
We get rid of parentheses
2a-2a-2-2=0
We add all the numbers together, and all the variables
-4!=0
There is no solution for this equation
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