3n+4=8+7n

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Solution for 3n+4=8+7n equation: 



3n+4=8+7n

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

3n-7n-8+4=0

We add all the numbers together, and all the variables

-4n-4=0

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

-4n=4

n=4/-4

n=-1

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