-4c=9+7(2c+9)

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Solution for -4c=9+7(2c+9) equation: 



-4c=9+7(2c+9)

We move all terms to the left:

-4c-(9+7(2c+9))=0



We calculate terms in parentheses: -(9+7(2c+9)), so:

9+7(2c+9)

determiningTheFunctionDomain
7(2c+9)+9

We multiply parentheses

14c+63+9

We add all the numbers together, and all the variables

14c+72

Back to the equation:

-(14c+72)



We get rid of parentheses

-4c-14c-72=0

We add all the numbers together, and all the variables

-18c-72=0

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

-18c=72

c=72/-18

c=-4

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