9(c-9)=63

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Solution for 9(c-9)=63 equation: 



9(c-9)=63

We move all terms to the left:

9(c-9)-(63)=0

We multiply parentheses

9c-81-63=0

We add all the numbers together, and all the variables

9c-144=0

We move all terms containing c to the left, all other terms to the right

9c=144

c=144/9

c=16

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