Dennis is a basketball fan. Dennis went to a Basketball Expo to buy and trade some rookie cards. Entry into the Expo cost dennis $75 dollars. Each
card that dennis bought cost him $100 dollars. Write an equation that
shows the total amount of money that Dennis spent at the Expo.

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Finding tbe values of the variables in each kite