Emiliana whants to buy turquoise stones on her trip to new mexico

What is the value of x in the following equation? -3x-2=2x+8

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?

At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?