10(3c-6)-3(c+7)=9(c-10)

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Solution for 10(3c-6)-3(c+7)=9(c-10) equation:



10(3c-6)-3(c+7)=9(c-10)
We move all terms to the left:
10(3c-6)-3(c+7)-(9(c-10))=0
We multiply parentheses
30c-3c-(9(c-10))-60-21=0
We calculate terms in parentheses: -(9(c-10)), so:
9(c-10)
We multiply parentheses
9c-90
Back to the equation:
-(9c-90)
We add all the numbers together, and all the variables
27c-(9c-90)-81=0
We get rid of parentheses
27c-9c+90-81=0
We add all the numbers together, and all the variables
18c+9=0
We move all terms containing c to the left, all other terms to the right
18c=-9
c=-9/18
c=-1/2

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