Time left 1:11:09 A machine requires 1 hours to make a unit of Product A, and 4 hours to make a unit of Product B. The machine operated for 195 hours producing a total of 80 units. How many hours were used to manufacture units of Product A? Answer: Let the number of units of Product A be x. Enter as "x = ?, y = ?" Include the comma and spaces but not the quotation marks