2.5n=30+n

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Solution for 2.5n=30+n equation: 



2.5n=30+n

We move all terms to the left:

2.5n-(30+n)=0

We add all the numbers together, and all the variables

2.5n-(n+30)=0

We get rid of parentheses

2.5n-n-30=0

We add all the numbers together, and all the variables

1.5n-30=0

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

1.5n=30

n=30/1.5

n=20

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