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(k-9)/9=3
We move all terms to the left:
(k-9)/9-(3)=0
We multiply all the terms by the denominator
(k-9)-3*9=0
We add all the numbers together, and all the variables
(k-9)-27=0
We get rid of parentheses
k-9-27=0
We add all the numbers together, and all the variables
k-36=0
We move all terms containing k to the left, all other terms to the right
k=36
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