Mathematics, 10.02.2021 20:10 danielzgame
Ianna buys a book for $12 and a poster for $15. Posters are on sale for 20% off. Sales tax is 9%. Which expression will
calculate the cost of Gianna’s purchase?
12 + 15 - 0.80 + 1.09
12 + 15(0.80)(1.09)
(12 + 15)(0.80)(1.09)
(12 + 15 â—Ź 0.80)(1.09)
Answers: 3
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Ianna buys a book for $12 and a poster for $15. Posters are on sale for 20% off. Sales tax is 9%. Wh...
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