8n+(9+7n)=31+7n

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Solution for 8n+(9+7n)=31+7n equation: 



8n+(9+7n)=31+7n

We move all terms to the left:

8n+(9+7n)-(31+7n)=0

We add all the numbers together, and all the variables

8n+(7n+9)-(7n+31)=0

We get rid of parentheses

8n+7n-7n+9-31=0

We add all the numbers together, and all the variables

8n-22=0

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

8n=22

n=22/8

n=2+3/4

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