5n-7=n+20

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Solution for 5n-7=n+20 equation: 



5n-7=n+20

We move all terms to the left:

5n-7-(n+20)=0

We get rid of parentheses

5n-n-20-7=0

We add all the numbers together, and all the variables

4n-27=0

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

4n=27

n=27/4

n=6+3/4

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