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86=2n-4(-4-3n)
We move all terms to the left:
86-(2n-4(-4-3n))=0
We add all the numbers together, and all the variables
-(2n-4(-3n-4))+86=0
We calculate terms in parentheses: -(2n-4(-3n-4)), so:We get rid of parentheses
2n-4(-3n-4)
We multiply parentheses
2n+12n+16
We add all the numbers together, and all the variables
14n+16
Back to the equation:
-(14n+16)
-14n-16+86=0
We add all the numbers together, and all the variables
-14n+70=0
We move all terms containing n to the left, all other terms to the right
-14n=-70
n=-70/-14
n=+5
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