3n=-n+28

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Solution for 3n=-n+28 equation: 



3n=-n+28

We move all terms to the left:

3n-(-n+28)=0

We add all the numbers together, and all the variables

3n-(-1n+28)=0

We get rid of parentheses

3n+1n-28=0

We add all the numbers together, and all the variables

4n-28=0

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

4n=28

n=28/4

n=7

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