9k-12=2k+65

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Solution for 9k-12=2k+65 equation: 



9k-12=2k+65

We move all terms to the left:

9k-12-(2k+65)=0

We get rid of parentheses

9k-2k-65-12=0

We add all the numbers together, and all the variables

7k-77=0

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

7k=77

k=77/7

k=11

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