This is true. The word equal in equality will help, each side of the equation in the in(equal)ity should be done the same.
Answer:
(7, -4)
Step-by-step explanation:
We are given with the function of r (x) that represents the revenue or the total sales of the company and e(x) which represents the expenses of the company. Profit, p(x), is expressed as the difference between the revenue and the sales. The answer to this problem is B.