k+81=4k

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Solution for k+81=4k equation:



k+81=4k
We move all terms to the left:
k+81-(4k)=0
We add all the numbers together, and all the variables
-3k+81=0
We move all terms containing k to the left, all other terms to the right
-3k=-81
k=-81/-3
k=+27

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