Answer:
.
Step-by-step explanation:
Let C represent total daily charges in dollars and t represent time in hours.
We have been given that a plumber charges $50 for a service call plus $80 per hour.
The amount charged for t hours would be 
.
The total amount charged for t hours would be 
.
We are also told that plumber spends no longer than 8 hours a day at any one site, this means that time t have a restriction as:
Therefore, our required cost function would be .
Answer:
the second one
Step-by-step explanation:
did this in 6th grade
Answer:
c
Step-by-step explanation:
Answer:
the answer is definitely d
<u><em>PLEASE PROVIDE AN EXAMPLE!</em></u>
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Without an example, the only thing I can tell you is a Polygon is a plane figure with three straight sides (or more) and angles. (usually 5 or more.)
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<em>Sorry, This was all I could provide with the amount of information given, please try to provide more information! If you have extra information, please let me know and I'll be sure to help!</em>
