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6n+12=2(3n+6)
We move all terms to the left:
6n+12-(2(3n+6))=0
We calculate terms in parentheses: -(2(3n+6)), so:We get rid of parentheses
2(3n+6)
We multiply parentheses
6n+12
Back to the equation:
-(6n+12)
6n-6n-12+12=0
We add all the numbers together, and all the variables
=0
n=0/1
n=0
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