13n+4=81

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Solution for 13n+4=81 equation: 



13n+4=81

We move all terms to the left:

13n+4-(81)=0

We add all the numbers together, and all the variables

13n-77=0

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

13n=77

n=77/13

n=5+12/13

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