7(c+6)=20+9c

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Solution for 7(c+6)=20+9c equation: 



7(c+6)=20+9c

We move all terms to the left:

7(c+6)-(20+9c)=0

We add all the numbers together, and all the variables

7(c+6)-(9c+20)=0

We multiply parentheses

7c-(9c+20)+42=0

We get rid of parentheses

7c-9c-20+42=0

We add all the numbers together, and all the variables

-2c+22=0

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

-2c=-22

c=-22/-2

c=+11

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