-4=3+3n+4n

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Solution for -4=3+3n+4n equation: 



-4=3+3n+4n

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(7n+3)-4=0

We get rid of parentheses

-7n-3-4=0

We add all the numbers together, and all the variables

-7n-7=0

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

-7n=7

n=7/-7

n=-1

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