-n+12=-1+3(n+3)

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Solution for -n+12=-1+3(n+3) equation: 



-n+12=-1+3(n+3)

We move all terms to the left:

-n+12-(-1+3(n+3))=0

We add all the numbers together, and all the variables

-1n-(-1+3(n+3))+12=0



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

-1+3(n+3)

determiningTheFunctionDomain
3(n+3)-1

We multiply parentheses

3n+9-1

We add all the numbers together, and all the variables

3n+8

Back to the equation:

-(3n+8)



We get rid of parentheses

-1n-3n-8+12=0

We add all the numbers together, and all the variables

-4n+4=0

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

-4n=-4

n=-4/-4

n=1

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