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-186=3(2-8n)
We move all terms to the left:
-186-(3(2-8n))=0
We add all the numbers together, and all the variables
-(3(-8n+2))-186=0
We calculate terms in parentheses: -(3(-8n+2)), so:We get rid of parentheses
3(-8n+2)
We multiply parentheses
-24n+6
Back to the equation:
-(-24n+6)
24n-6-186=0
We add all the numbers together, and all the variables
24n-192=0
We move all terms containing n to the left, all other terms to the right
24n=192
n=192/24
n=8
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