Breyana is buying a new dress. The dress is on sale for 20% off. Breyana will also have to pay 10% sales tax on the discounted pric of the dress. The expression below represents the total amount, including the tax, that Bianca will pay for a dress which originally costs x dollars. (x-0.20x) + 0.10(x-0.20x) What percent of the dress's original price will Breyana pay?

Breyana paid 88% of the dress's original price.

Step-by-step explanation:

We are given the following in the question:

Let x be the original price of dress.

The dress is on sale for 20%.

Price of dress after discount =

Breyana will also have to pay 10% sales tax on the discounted price of the dress.

Price of dress after discount =

Total cost of dress =

We have to calculate percentage of original price paid by Breyana

Thus, Breyana paid 88% of the dress's original price.