8n+9n=-n

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Solution for 8n+9n=-n equation: 



8n+9n=-n

We move all terms to the left:

8n+9n-(-n)=0

We add all the numbers together, and all the variables

8n+9n-(-1n)=0

We add all the numbers together, and all the variables

17n-(-1n)=0

We get rid of parentheses

17n+1n=0

We add all the numbers together, and all the variables

18n=0

n=0/18

n=0

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