3k+18=30

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Solution for 3k+18=30 equation: 



3k+18=30

We move all terms to the left:

3k+18-(30)=0

We add all the numbers together, and all the variables

3k-12=0

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

3k=12

k=12/3

k=4

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