You paid $9.60 for 4 pounds of potatoes. What is the unit cost of the potatoes?

Sum is 17 and their difference is 3

Astore is having a sale in which all items are reduced by 20 percent. including tax, jennifer paid $21 for a pair of shorts. if the sales tax is 5 percent, what was the original price of the shorts

Asap! will mark brainliest! ( respond asap, it's urgent! : )) what is the slope for equation y =-3x + 8