Answer:
The Subtotal cost of all the cakes before tax and delivery
Step-by-step explanation:
(21x+8.25y)
21 is the price of 1 large cake and X is the number of cakes they want to purchase not counting tax and delivery fee.
8.25 is the price of 1 small cake and Y is the number of cakes they want to purchase not counting tax and delivery fee.
All are correct because negative numbers are always smaller than 0 and bigger negative numbers always are less then smaller negative numbers such as -9 is smaller than -5
A. The graph will be continuous because the amount of gas that she added to the tank does not need to be an integer amount.