28n-30=390

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Solution for 28n-30=390 equation: 



28n-30=390

We move all terms to the left:

28n-30-(390)=0

We add all the numbers together, and all the variables

28n-420=0

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

28n=420

n=420/28

n=15

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