8=7-c

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Solution for 8=7-c equation: 



8=7-c

We move all terms to the left:

8-(7-c)=0

We add all the numbers together, and all the variables

-(-1c+7)+8=0

We get rid of parentheses

1c-7+8=0

We add all the numbers together, and all the variables

c+1=0

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

c=-1

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