mvp2k3000 mvp2k3000

13-05-2020
Mathematics

contestada

A plumber charges $25 for a service call plus $50 per hour of service.

What is the Rate of Change? $
per hour

Respuesta :

13-05-2020

Step-by-step explanation:

y=x+b

y=50x+25

50 is the rate per hour but 25 is a one-time cost

Answer Link

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