For his long distance phone service, Rafael pays a $6 monthly fee plus 8 cents per minute. Last month, Rafael's long distance bill was $20.16. For how many minutes was Rafael billed?

Question

Joey Chang

Mathematics

25 December, 10:01

For his long distance phone service, Rafael pays a $6 monthly fee plus 8 cents per minute. Last month, Rafael's long distance bill was $20.16. For how many minutes was Rafael billed?

+1

Answers (2)

Know the Answer?

Edward Callahan · Answer 1

8.52 or 8 minutes and 52 seconds (i hope this is right)

Step-by-step explanation:

8 (20.16) + 6 = m

2.52 + 6 = m

8.52 = m

(m is the amount of minutes)

Holden Johnson · Answer 2

20.16 = 6 + 8s

20.16 = 14s

20.16 - 14 = s

6.16 = s