21.8=3n-2

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Solution for 21.8=3n-2 equation: 



21.8=3n-2

We move all terms to the left:

21.8-(3n-2)=0

We get rid of parentheses

-3n+2+21.8=0

We add all the numbers together, and all the variables

-3n+23.8=0

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

-3n=-23.8

n=-23.8/-3

n=7+2.8/3

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