15+2n+8n=3+7n

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Solution for 15+2n+8n=3+7n equation: 



15+2n+8n=3+7n

We move all terms to the left:

15+2n+8n-(3+7n)=0

We add all the numbers together, and all the variables

2n+8n-(7n+3)+15=0

We add all the numbers together, and all the variables

10n-(7n+3)+15=0

We get rid of parentheses

10n-7n-3+15=0

We add all the numbers together, and all the variables

3n+12=0

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

3n=-12

n=-12/3

n=-4

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