1+7n=15+5n

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Solution for 1+7n=15+5n equation: 



1+7n=15+5n

We move all terms to the left:

1+7n-(15+5n)=0

We add all the numbers together, and all the variables

7n-(5n+15)+1=0

We get rid of parentheses

7n-5n-15+1=0

We add all the numbers together, and all the variables

2n-14=0

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

2n=14

n=14/2

n=7

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