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Mathematics, 19.05.2020 18:59 genesis0523
The regular price of an item at a store is p dollars. The item is on sale for 20% off the regular price. Some of the expressions shown below represent the sale price, in dollars, of the item.
Expression A: 0.2p
Expression B: 0.8p
Expression C: 1-0.2p
Expression D: p-0.2p
Expression E: p-0.8p
Which two expression each represent the sale price of the item?
Expression A and E
Expression B and C
Expression B and D
Expression C and D
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