3n+15-9=2(n+2)

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Solution for 3n+15-9=2(n+2) equation: 



3n+15-9=2(n+2)

We move all terms to the left:

3n+15-9-(2(n+2))=0

We add all the numbers together, and all the variables

3n-(2(n+2))+6=0



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

2(n+2)

We multiply parentheses

2n+4

Back to the equation:

-(2n+4)



We get rid of parentheses

3n-2n-4+6=0

We add all the numbers together, and all the variables

n+2=0

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

n=-2

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