The equation P = 34 + 3.21w models the relation between the monthly water bill payment, P, in dollars, and the amount of water used in a month by James, w , in thousands of gallons. a) Find the payment when James uses 0 gallons of water in a month. 34 dollars V b) Find the payment when James uses 18 thousand gallons of water in a month. 91.78 dollars c) Use the information found in parts a) and b) to graph the equation: 85- 80- 75- 70- 30- 20- 15- 10- 10 12 14 16 15 36 -104 Clear All Draw: V . d) Interpreting the slope: The monthly water bill payment is increasing ~ at a rate of dollars per thousand gallons ~ e) Interpreting the P-intercept: The | monthly water bill payment starts at dollars and then changes based on the amount of water used in a month v