8n+7=4n-9

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Solution for 8n+7=4n-9 equation: 



8n+7=4n-9

We move all terms to the left:

8n+7-(4n-9)=0

We get rid of parentheses

8n-4n+9+7=0

We add all the numbers together, and all the variables

4n+16=0

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

4n=-16

n=-16/4

n=-4

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