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11-04-2020
Mathematics

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9. A cleaning service, C, charges a fixed cost of $15 plus a rate of $30 per hour for the length of the
service, and another cleaning service, D, charges a fixed cost of $40 plus a rate of $20 per hour.
(a) Write a function C(t) and a function D(t) that represent the situation.

Respuesta :

briannabrotzmn82703 briannabrotzmn82703

13-04-2020

Answer:

C(t)= 15 + 30t

D(t)= 40 + 20t

Step-by-step explanation:

Fixed cost means that a customer will pay that no matter what, the per hour charge is the only thing that will change.

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