9n+4=5n+20

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Solution for 9n+4=5n+20 equation: 



9n+4=5n+20

We move all terms to the left:

9n+4-(5n+20)=0

We get rid of parentheses

9n-5n-20+4=0

We add all the numbers together, and all the variables

4n-16=0

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

4n=16

n=16/4

n=4

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