7c-21=2(3c+11)+c

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Solution for 7c-21=2(3c+11)+c equation: 



7c-21=2(3c+11)+c

We move all terms to the left:

7c-21-(2(3c+11)+c)=0



We calculate terms in parentheses: -(2(3c+11)+c), so:

2(3c+11)+c

We add all the numbers together, and all the variables

c+2(3c+11)

We multiply parentheses

c+6c+22

We add all the numbers together, and all the variables

7c+22

Back to the equation:

-(7c+22)



We get rid of parentheses

7c-7c-22-21=0

We add all the numbers together, and all the variables

-43!=0

There is no solution for this equation

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