3n-1=4+7n

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Solution for 3n-1=4+7n equation: 



3n-1=4+7n

We move all terms to the left:

3n-1-(4+7n)=0

We add all the numbers together, and all the variables

3n-(7n+4)-1=0

We get rid of parentheses

3n-7n-4-1=0

We add all the numbers together, and all the variables

-4n-5=0

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

-4n=5

n=5/-4

n=-1+1/4

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