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The cost for a delivery of sandwiches can be modeled as a function of the number of
sandwiches ordered. The one time delivery fee is $5.00 and each sandwich costs $2.50.
a. Write a function to describe this scenario.
b. What does the independent variable represent?
c. What does the dependent variable represent?

Answer :

Answer:

x = y + 2.50 (dollars) I think

A) y=5+2.5x
B) the independent variable is the number of sandwiches ordered
C) the dependent variable is the total cost, including delivery and the price of the sandwiches