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56=8(c+9)
We move all terms to the left:
56-(8(c+9))=0
We calculate terms in parentheses: -(8(c+9)), so:We get rid of parentheses
8(c+9)
We multiply parentheses
8c+72
Back to the equation:
-(8c+72)
-8c-72+56=0
We add all the numbers together, and all the variables
-8c-16=0
We move all terms containing c to the left, all other terms to the right
-8c=16
c=16/-8
c=-2
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