2n+8n=7+9n

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Solution for 2n+8n=7+9n equation: 



2n+8n=7+9n

We move all terms to the left:

2n+8n-(7+9n)=0

We add all the numbers together, and all the variables

2n+8n-(9n+7)=0

We add all the numbers together, and all the variables

10n-(9n+7)=0

We get rid of parentheses

10n-9n-7=0

We add all the numbers together, and all the variables

n-7=0

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

n=7

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