7n-(2n+15)=8-(3n-4)

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Solution for 7n-(2n+15)=8-(3n-4) equation: 



7n-(2n+15)=8-(3n-4)

We move all terms to the left:

7n-(2n+15)-(8-(3n-4))=0

We get rid of parentheses

7n-2n-(8-(3n-4))-15=0



We calculate terms in parentheses: -(8-(3n-4)), so:

8-(3n-4)

determiningTheFunctionDomain
-(3n-4)+8

We get rid of parentheses

-3n+4+8

We add all the numbers together, and all the variables

-3n+12

Back to the equation:

-(-3n+12)



We add all the numbers together, and all the variables

5n-(-3n+12)-15=0

We get rid of parentheses

5n+3n-12-15=0

We add all the numbers together, and all the variables

8n-27=0

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

8n=27

n=27/8

n=3+3/8

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