K(2)=42x-2

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Solution for K(2)=42x-2 equation: 



(2)=42K-2

We move all terms to the left:

(2)-(42K-2)=0

We get rid of parentheses

-42K+2+2=0

We add all the numbers together, and all the variables

-42K+4=0

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

-42K=-4

K=-4/-42

K=2/21

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