3n-7=23+n

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Solution for 3n-7=23+n equation: 



3n-7=23+n

We move all terms to the left:

3n-7-(23+n)=0

We add all the numbers together, and all the variables

3n-(n+23)-7=0

We get rid of parentheses

3n-n-23-7=0

We add all the numbers together, and all the variables

2n-30=0

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

2n=30

n=30/2

n=15

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