A restaurant offers delivery for their pizzas the total coast is a delivery fee added to the price of the pizzas one customer pays $25 to have 2 pizzas delivered another customer pays $58 for 5 pizzas how many pizzas are delivered to a customer who pays $80 what is the aswer to this peoblem what is the slope

Question

Mathematics

Brent Sosa

21 December, 21:16

A restaurant offers delivery for their pizzas the total coast is a delivery fee added to the price of the pizzas one customer pays $25 to have 2 pizzas delivered another customer pays $58 for 5 pizzas how many pizzas are delivered to a customer who pays $80 what is the aswer to this peoblem what is the slope

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Answers (1)

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Rudy Washington · Answer 1

7 pizzas

Step-by-step explanation:

Say: c = cost of pizza, d = delivery fee, p = # of pizzas (final equation)

System: 2c+d=25, 5c+d=58

2c+d=25

-5c-d=-58

-3c=-33

c=11

2 (11) + d=25

d=3

p (11) + 3=80

p (11) = 77

p=7