7c=-8+9c

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Solution for 7c=-8+9c equation: 



7c=-8+9c

We move all terms to the left:

7c-(-8+9c)=0

We add all the numbers together, and all the variables

7c-(9c-8)=0

We get rid of parentheses

7c-9c+8=0

We add all the numbers together, and all the variables

-2c+8=0

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

-2c=-8

c=-8/-2

c=+4

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