12+7k=33

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Solution for 12+7k=33 equation: 



12+7k=33

We move all terms to the left:

12+7k-(33)=0

We add all the numbers together, and all the variables

7k-21=0

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

7k=21

k=21/7

k=3

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