6k+12=30-3k

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Solution for 6k+12=30-3k equation: 



6k+12=30-3k

We move all terms to the left:

6k+12-(30-3k)=0

We add all the numbers together, and all the variables

6k-(-3k+30)+12=0

We get rid of parentheses

6k+3k-30+12=0

We add all the numbers together, and all the variables

9k-18=0

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

9k=18

k=18/9

k=2

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