3(6n+7)=-7-4(-5n-1)

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Solution for 3(6n+7)=-7-4(-5n-1) equation: 



3(6n+7)=-7-4(-5n-1)

We move all terms to the left:

3(6n+7)-(-7-4(-5n-1))=0

We multiply parentheses

18n-(-7-4(-5n-1))+21=0



We calculate terms in parentheses: -(-7-4(-5n-1)), so:

-7-4(-5n-1)

determiningTheFunctionDomain
-4(-5n-1)-7

We multiply parentheses

20n+4-7

We add all the numbers together, and all the variables

20n-3

Back to the equation:

-(20n-3)



We get rid of parentheses

18n-20n+3+21=0

We add all the numbers together, and all the variables

-2n+24=0

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

-2n=-24

n=-24/-2

n=+12

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