Bridget has 13 gallons of gasoline to use for her lawn-mowing business. she uses gasoline in the lawnmower at a constant rate. let x represent the number of lawns mowed and y represent the amount of gasoline remaining. look at the graph of this function. construct the function for this scenario
a. model with mathematics what is the equation of the line ?
b. what is the initial value of the function and what does it represent?
c. what is the slope and what does it mean?