Owners of a recreation area are filling a small pond with water. let y represent the total amount of water in the pond (in liters). let x represent the total number of minutes that water has been added. suppose that x and y are related by the equation =+50032xy. answer the questions below. note that a change can be an increase or a decrease. for an increase, use a positive number. for a decrease, use a negative number. what was the starting amount of water in the pond? liters what is the change per minute in the amount of water in the pond?