The cost of renting
a landscaping tractor is a $100 security deposit
plus the hourly rate.

TRACTOR
FOR RENT
$40/hour

a. The function f represents the cost of renting
the tractor. The function g represents the
cost if the hourly rate were doubled. Write
each function.

b. How would the slope and y-intercept of
the graph g compare to the slope and
y-intercept of the graph of f?