-8n-4n=7n-n

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Solution for -8n-4n=7n-n equation: 



-8n-4n=7n-n

We move all terms to the left:

-8n-4n-(7n-n)=0

We add all the numbers together, and all the variables

-8n-4n-(+6n)=0

We add all the numbers together, and all the variables

-12n-(+6n)=0

We get rid of parentheses

-12n-6n=0

We add all the numbers together, and all the variables

-18n=0

n=0/-18

n=0

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