Mathematics, 15.12.2020 20:50 kevinleon695

For his long distance phone service, Charlle pays a $5 monthly fee plus 9 cents per minute. Last month, Charlie's long distance bill was $21.38. For how many minutes was Charlle billed?

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For his long distance phone service, Charlle pays a $5 monthly fee plus 9 cents per minute. Last mon...