2n+7n=8+7n

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Solution for 2n+7n=8+7n equation: 



2n+7n=8+7n

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

9n-(7n+8)=0

We get rid of parentheses

9n-7n-8=0

We add all the numbers together, and all the variables

2n-8=0

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

2n=8

n=8/2

n=4

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