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?

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius