3n-8n=-20

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Solution for 3n-8n=-20 equation: 



3n-8n=-20

We move all terms to the left:

3n-8n-(-20)=0

We add all the numbers together, and all the variables

-5n+20=0

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

-5n=-20

n=-20/-5

n=+4

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