Raffle tickets are being sold for a fundraiser. The function an relates the amount of money raised to the number of tickets sold, n. It takes as input the number of tickets sold and returns as output the amount of money raised. an=4n-20 Which equation represents the inverse function na , which takes the money raised as input and returns the number of tickets sold as output? A. na= a-20/4 B. na= a/4 +20 C. na= a+20/4 D. na= a/4 -20
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