c+41+9c=12c+21

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Solution for c+41+9c=12c+21 equation: 



c+41+9c=12c+21

We move all terms to the left:

c+41+9c-(12c+21)=0

We add all the numbers together, and all the variables

10c-(12c+21)+41=0

We get rid of parentheses

10c-12c-21+41=0

We add all the numbers together, and all the variables

-2c+20=0

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

-2c=-20

c=-20/-2

c=+10

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