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-85=-8(n+4)+3
We move all terms to the left:
-85-(-8(n+4)+3)=0
We calculate terms in parentheses: -(-8(n+4)+3), so:We get rid of parentheses
-8(n+4)+3
We multiply parentheses
-8n-32+3
We add all the numbers together, and all the variables
-8n-29
Back to the equation:
-(-8n-29)
8n+29-85=0
We add all the numbers together, and all the variables
8n-56=0
We move all terms containing n to the left, all other terms to the right
8n=56
n=56/8
n=7
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