3*3k-1=81

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Solution for 3*3k-1=81 equation: 



3*3k-1=81

We move all terms to the left:

3*3k-1-(81)=0

We add all the numbers together, and all the variables

3*3k-82=0

Wy multiply elements

9k-82=0

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

9k=82

k=82/9

k=9+1/9

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