1+8n-4n=9

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Solution for 1+8n-4n=9 equation: 



1+8n-4n=9

We move all terms to the left:

1+8n-4n-(9)=0

We add all the numbers together, and all the variables

4n-8=0

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

4n=8

n=8/4

n=2

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