k-4k=-9

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Solution for k-4k=-9 equation: 



k-4k=-9

We move all terms to the left:

k-4k-(-9)=0

We add all the numbers together, and all the variables

-3k+9=0

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

-3k=-9

k=-9/-3

k=+3

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