8n-4+2=n-9

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Solution for 8n-4+2=n-9 equation: 



8n-4+2=n-9

We move all terms to the left:

8n-4+2-(n-9)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

8n-n+9-2=0

We add all the numbers together, and all the variables

7n+7=0

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

7n=-7

n=-7/7

n=-1

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