9n+5=9-n

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Solution for 9n+5=9-n equation: 



9n+5=9-n

We move all terms to the left:

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

We add all the numbers together, and all the variables

9n-(-1n+9)+5=0

We get rid of parentheses

9n+1n-9+5=0

We add all the numbers together, and all the variables

10n-4=0

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

10n=4

n=4/10

n=2/5

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