A store is having a 20%-off sale on all pairs of shoes. Kurt wants to buy a pair of shoes that have a regular price of x dollars. The sales tax is 7%. Which expression represents the final price of the shoes?

Step-by-step explanation:

Regular price of a pair of shoes = $

Discount offered = 20%

Amount of discount offered = 20% of $

Discounted price = Regular price - Amount of discount

Discounted price = $ - 20% of $ = 80% of $ =

Now, it is given that there is a sales tax of 7% as well on the price.

Sales tax is applied on the discounted price.

Therefore, sales tax = 7% of

Final Price after applying the sales tax = + 7% of  

Therefore, the expression to represent the final price of the pair of shoes:

the best buy, is the 4- kilogram bag of lollipops for $18.40.

step-by-step explanation:

i found my answer by dividing the cost of each bag by their respective weights.

14.88 divided by 2 = 7.44

17.29 divided by 3 = 5.77

18.4 divided by 4 = 4.6

24.4 divided by 5 = 4.88

by this, i found that the 4 kilo bag is the best buy.