4=1+2n+5n

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Solution for 4=1+2n+5n equation: 



4=1+2n+5n

We move all terms to the left:

4-(1+2n+5n)=0

We add all the numbers together, and all the variables

-(7n+1)+4=0

We get rid of parentheses

-7n-1+4=0

We add all the numbers together, and all the variables

-7n+3=0

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

-7n=-3

n=-3/-7

n=3/7

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