42 Part A (a) Sophia pays a $19.99 membership fee for an online music store. If Sophia purchasesn songs for $0.99 each, write an expression for the total cost. A 0.99n - 19.99 в) 0.99n + 19.99 © 0.99n x 19.99 0.99n 19.99 b) Part B If she buys two songs from a new album, what is the total cost? Answer: $

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