The perimeter of a pentagon is 20t+7. four sides have the following lengths: 6t, 2t, 4t-5, and 5t+1.what is the length of the fifth side?

The girls used two different recipes for making apple pies. dinas pie baked for 2/3 hour. vals pie baked for 0.75 hour. whos pie had the longer bsking time?

Rhonda was organizing photos in a photo album.she took 60 photos and divided them evenly among p pages which algebraic expression represents the number of photos on each page

Mike was going to sell all of his stamp collection to buy a video game. after selling half of them he changed his mind. he then bought ten more. how many did he start with if he now has 27?