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A plumber charges $25 for a service call plus $50 per hour of service. What is the Rate of Change? $ per hour

A plumber charges $25 for a service call plus $50 per hour of service. What is the Rate of Change? $ per hour
asked 115k views
5 votes
A plumber charges $25 for a service call plus $50 per hour of service.

What is the Rate of Change? $
per hour

asked
User JediLlama
by
8.7k points

1 Answer

2 votes

Explanation:

y=x+b

y=50x+25

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

answered
User Mediha
by
7.9k points
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