7-1(2n+1)=8n

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Solution for 7-1(2n+1)=8n equation: 



7-1(2n+1)=8n

We move all terms to the left:

7-1(2n+1)-(8n)=0

We add all the numbers together, and all the variables

-8n-1(2n+1)+7=0

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

-8n-1(2n+1)=-7

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