-39=-7+4(1+3n)

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Solution for -39=-7+4(1+3n) equation: 



-39=-7+4(1+3n)

We move all terms to the left:

-39-(-7+4(1+3n))=0

We add all the numbers together, and all the variables

-(-7+4(3n+1))-39=0



We calculate terms in parentheses: -(-7+4(3n+1)), so:

-7+4(3n+1)

determiningTheFunctionDomain
4(3n+1)-7

We multiply parentheses

12n+4-7

We add all the numbers together, and all the variables

12n-3

Back to the equation:

-(12n-3)



We get rid of parentheses

-12n+3-39=0

We add all the numbers together, and all the variables

-12n-36=0

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

-12n=36

n=36/-12

n=-3

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