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28 March, 07:43

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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  1. 28 March, 08:11
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    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
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