Question 14 1 pts The following information is available for a company's cost of sales over the last five months: Cost of Month Units Sold Sales June 900 P 52,500 800 50,000 July August September 1,200 60,000 1,600 70,000 October 1,800 75,000 Using the high-low method for managing expenses, the company's cost equation is: Note: This is the only question that requires an answer that is not just numerical. For uniformity of answers do not include the currency sign