-3-8n=21

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Solution for -3-8n=21 equation: 



-3-8n=21

We move all terms to the left:

-3-8n-(21)=0

We add all the numbers together, and all the variables

-8n-24=0

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

-8n=24

n=24/-8

n=-3

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