3n=39-5n

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Solution for 3n=39-5n equation: 



3n=39-5n

We move all terms to the left:

3n-(39-5n)=0

We add all the numbers together, and all the variables

3n-(-5n+39)=0

We get rid of parentheses

3n+5n-39=0

We add all the numbers together, and all the variables

8n-39=0

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

8n=39

n=39/8

n=4+7/8

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