-8n+9=n-7-n

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Solution for -8n+9=n-7-n equation: 



-8n+9=n-7-n

We move all terms to the left:

-8n+9-(n-7-n)=0

We add all the numbers together, and all the variables

-8n+9-(-7)=0

We add all the numbers together, and all the variables

-8n+16=0

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

-8n=-16

n=-16/-8

n=+2

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