Algebra 1 Course Work

Please login and complete work shown on the link, you can use any gmail account, please show all work for the questions done. PLease screenshot every slide you finish, each link contains about 15 slides, some a little more and some a little less.
https://app.peardeck.com/student/tdgawrgce
https://app.peardeck.com/student/tlodcpfbr
https://app.peardeck.com/student/toagewrwd
https://app.peardeck.com/student/tyxmqxceq

For the 3rd link, please skip slide 3 and slide 16

find the cost of your paper