Answer:
Assuming this is a linear problem, the equation would look like this:
C(m)=Mx
Step-by-step explanation:
Because you don't have any other details, this as much of an answer I can give you. The cost for the company depends on how many mugs they produce. If the cost for making a mug is 3 dollars, then m would be that value, and x would be the amount of mugs you're trying to make.
