3k=9+4k

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Solution for 3k=9+4k equation: 



3k=9+4k

We move all terms to the left:

3k-(9+4k)=0

We add all the numbers together, and all the variables

3k-(4k+9)=0

We get rid of parentheses

3k-4k-9=0

We add all the numbers together, and all the variables

-1k-9=0

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

-k=9

k=9/-1

k=-9

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