-12=20+8(n-11)

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Solution for -12=20+8(n-11) equation: 



-12=20+8(n-11)

We move all terms to the left:

-12-(20+8(n-11))=0



We calculate terms in parentheses: -(20+8(n-11)), so:

20+8(n-11)

determiningTheFunctionDomain
8(n-11)+20

We multiply parentheses

8n-88+20

We add all the numbers together, and all the variables

8n-68

Back to the equation:

-(8n-68)



We get rid of parentheses

-8n+68-12=0

We add all the numbers together, and all the variables

-8n+56=0

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

-8n=-56

n=-56/-8

n=+7

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