-12=4n-8n

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Solution for -12=4n-8n equation: 



-12=4n-8n

We move all terms to the left:

-12-(4n-8n)=0

We add all the numbers together, and all the variables

-(-4n)-12=0

We get rid of parentheses

4n-12=0

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

4n=12

n=12/4

n=3

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