13k+3=k+9

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Solution for 13k+3=k+9 equation: 



13k+3=k+9

We move all terms to the left:

13k+3-(k+9)=0

We get rid of parentheses

13k-k-9+3=0

We add all the numbers together, and all the variables

12k-6=0

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

12k=6

k=6/12

k=1/2

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