each month, a phone company charges $20 for 500 minutes of talk time plus $0.45 for each additional minute. unlimited texting cost $30 more. write an expression to show the cost of a talk-and-texting plan for one month, given x minutes over 500

Question

Mathematics

Jairo Myers

14 August, 02:22

each month, a phone company charges $20 for 500 minutes of talk time plus $0.45 for each additional minute. unlimited texting cost $30 more. write an expression to show the cost of a talk-and-texting plan for one month, given x minutes over 500

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Answers (1)

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Marianna Sanders · Answer 1

C = 50 + (0.45x)

Step-by-step explanation:

If 500 minutes of talk = 20

and texting = 30

and each additional minute of talk = 0.45

then the bill would be (for C = total cost)

C = 20+30 + (0.45 • x)

OR

C = 50 + 0.45x