-21.5=4.3n

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Solution for -21.5=4.3n equation: 



-21.5=4.3n

We move all terms to the left:

-21.5-(4.3n)=0

We add all the numbers together, and all the variables

-(+4.3n)-21.5=0

We get rid of parentheses

-4.3n-21.5=0

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

-4.3n=21.5

n=21.5/-4.3

n=-5

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