Answer:

Step-by-step explanation:
Fixed monthly fee = $20
Amount charged per minute for long distance calls = $0.20
denotes total cost such that
minutes are used for long distance calls.
Amount charged for
minutes for long distance calls 
Therefore, an equation for the total cost, C, when N minutes are used for long distance calls is 
Answer:
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Answer:
39
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
It would be 10 = pi diameter bc 10 is the circumfrernce. so that'd be B