Ricky purchased shoes for $159.95 and then exchanged them at a buy 1, get 1 half off sale. The shoes that he purchased on his return trip were $74.99 and $68.55. How much did he receive back from the store after his second transaction

Someone . me. compound probability

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Average acceleration: i have no idea how to do this.