The equation shown can be used to determine y, the total cost in dollars to rent a bike for x hours.
Y= 9x+7/2
Which statement describes the rate of change of y with respect to x for this situation?
A The total cost to rent the bike increases by $4.50 for each additional hour the bike is rented.
The total cost to rent the bike increases by $3.50 for each additional hour the bike is rented.
The total cost to rent the bike increases by $7.00 for each additional hour the bike is rented.
The total cost to rent the bike increases by $9.00 for each additional hour the bike is rented