7c+9=c-31

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Solution for 7c+9=c-31 equation: 



7c+9=c-31

We move all terms to the left:

7c+9-(c-31)=0

We get rid of parentheses

7c-c+31+9=0

We add all the numbers together, and all the variables

6c+40=0

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

6c=-40

c=-40/6

c=-6+2/3

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