15+7n=7+3n

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Solution for 15+7n=7+3n equation: 



15+7n=7+3n

We move all terms to the left:

15+7n-(7+3n)=0

We add all the numbers together, and all the variables

7n-(3n+7)+15=0

We get rid of parentheses

7n-3n-7+15=0

We add all the numbers together, and all the variables

4n+8=0

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

4n=-8

n=-8/4

n=-2

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