8n-(4n-7)=9

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Solution for 8n-(4n-7)=9 equation: 



8n-(4n-7)=9

We move all terms to the left:

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

We get rid of parentheses

8n-4n+7-9=0

We add all the numbers together, and all the variables

4n-2=0

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

4n=2

n=2/4

n=1/2

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