calculate the weekly revenue, cost, and profit functions and then determine how many albums must be sold per week in order to make profit

Question

a company has begun selling music through a service. the company charges user per album___. royalties and copyrights fees cost an average of ___ per album, and the price of maintaining the sites amounts to __ per week. calculate the weekly revenue, cost, and profit functions and then determine how many albums must be sold per week in order to make profit

we can plug in any numbers, I'm just confused as to what the FC is and the process.

Answer 1

x = sale revenue per album

y = cost per album

profit = revenue - cost = x-y

to make a profit x>y

breakeven if x=y

suffer losses if x<y