2k-42=42

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Solution for 2k-42=42 equation: 



2k-42=42

We move all terms to the left:

2k-42-(42)=0

We add all the numbers together, and all the variables

2k-84=0

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

2k=84

k=84/2

k=42

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