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-4(n-2)=-(7n+4)
We move all terms to the left:
-4(n-2)-(-(7n+4))=0
We multiply parentheses
-4n-(-(7n+4))+8=0
We calculate terms in parentheses: -(-(7n+4)), so:We get rid of parentheses
-(7n+4)
We get rid of parentheses
-7n-4
Back to the equation:
-(-7n-4)
-4n+7n+4+8=0
We add all the numbers together, and all the variables
3n+12=0
We move all terms containing n to the left, all other terms to the right
3n=-12
n=-12/3
n=-4
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