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-2(x+2)=-2x-4
We move all terms to the left:
-2(x+2)-(-2x-4)=0
We multiply parentheses
-2x-(-2x-4)-4=0
We get rid of parentheses
-2x+2x+4-4=0
We add all the numbers together, and all the variables
=0
x=0/1
x=0
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