Answer: 4 kilograms of dough and will continue preparing 1 kilogram of dough every hour.
Step-by-step explanation:
To find your constant of variation, you just need to figure out what you multiply the x by in order to get f(x). In other words, what do you multiply the 3 by to get 6? What do you multiply the 7 by to get 14? Another way to think of it is to divide f(x) by the x to get your constant.