21000-4000/3n=3000

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Solution for 21000-4000/3n=3000 equation: 



21000-4000/3n=3000

We move all terms to the left:

21000-4000/3n-(3000)=0



Domain of the equation: 3n!=0

n!=0/3

n!=0

n∈R



We add all the numbers together, and all the variables

-4000/3n+18000=0

We multiply all the terms by the denominator


18000*3n-4000=0

Wy multiply elements

54000n-4000=0

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

54000n=4000

n=4000/54000

n=2/27

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