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2=-7(n-7)
We move all terms to the left:
2-(-7(n-7))=0
We calculate terms in parentheses: -(-7(n-7)), so:We get rid of parentheses
-7(n-7)
We multiply parentheses
-7n+49
Back to the equation:
-(-7n+49)
7n-49+2=0
We add all the numbers together, and all the variables
7n-47=0
We move all terms containing n to the left, all other terms to the right
7n=47
n=47/7
n=6+5/7
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