-7(c-83)=-21

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Solution for -7(c-83)=-21 equation: 



-7(c-83)=-21

We move all terms to the left:

-7(c-83)-(-21)=0

We add all the numbers together, and all the variables

-7(c-83)+21=0

We multiply parentheses

-7c+581+21=0

We add all the numbers together, and all the variables

-7c+602=0

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

-7c=-602

c=-602/-7

c=+86

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