30n+15=255

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Solution for 30n+15=255 equation: 



30n+15=255

We move all terms to the left:

30n+15-(255)=0

We add all the numbers together, and all the variables

30n-240=0

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

30n=240

n=240/30

n=8

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