17n-20n=81

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Solution for 17n-20n=81 equation: 



17n-20n=81

We move all terms to the left:

17n-20n-(81)=0

We add all the numbers together, and all the variables

-3n-81=0

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

-3n=81

n=81/-3

n=-27

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