15c+7=9c-11

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Solution for 15c+7=9c-11 equation: 



15c+7=9c-11

We move all terms to the left:

15c+7-(9c-11)=0

We get rid of parentheses

15c-9c+11+7=0

We add all the numbers together, and all the variables

6c+18=0

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

6c=-18

c=-18/6

c=-3

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