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3c-84=10c/9+2
We move all terms to the left:
3c-84-(10c/9+2)=0
We get rid of parentheses
3c-10c/9-2-84=0
We multiply all the terms by the denominator
3c*9-10c-2*9-84*9=0
We add all the numbers together, and all the variables
-10c+3c*9-774=0
Wy multiply elements
-10c+27c-774=0
We add all the numbers together, and all the variables
17c-774=0
We move all terms containing c to the left, all other terms to the right
17c=774
c=774/17
c=45+9/17
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