2n+9=-2+3(n+3)

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Solution for 2n+9=-2+3(n+3) equation: 



2n+9=-2+3(n+3)

We move all terms to the left:

2n+9-(-2+3(n+3))=0



We calculate terms in parentheses: -(-2+3(n+3)), so:

-2+3(n+3)

determiningTheFunctionDomain
3(n+3)-2

We multiply parentheses

3n+9-2

We add all the numbers together, and all the variables

3n+7

Back to the equation:

-(3n+7)



We get rid of parentheses

2n-3n-7+9=0

We add all the numbers together, and all the variables

-1n+2=0

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

-n=-2

n=-2/-1

n=+2

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