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OpenStudy (anonymous):
You have relatives living in the United Kingdom and in France. Suppose that you have purchased a prepaid phone card with a value of $75. Calls to the United Kingdom cost 23¢ per minute, while calls to France cost 21¢ per minute. Write an expression for the total cost of calling to the United Kingdom, U(x), for a total of x minutes.
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OpenStudy (anonymous):
Let u and f be the minutes to the UK and France, respectively. 0.23u + 0.21f ≤ 75
OpenStudy (anonymous):
okay thank you
OpenStudy (anonymous):
No prob. Hope it helped!
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