Answer:
Correct option is:
B. r(x) – e(x) = p(x)
Explanation:
Profit is expressed as the difference between the revenue and the sales.
r(x) represent the revenue
e(x) represent the expenses
p(x) is the profit
Then, p(x)=r(x)-e(x)
Hence, Correct option is:
B. r(x) – e(x) = p(x)