54n+9=21

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Solution for 54n+9=21 equation: 



54n+9=21

We move all terms to the left:

54n+9-(21)=0

We add all the numbers together, and all the variables

54n-12=0

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

54n=12

n=12/54

n=2/9

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