1.) divide $80 among three people so that the second will have twice as much as the first, and the third will have $5 less than the second.
2.) justin has $50, which is eighty dollars more than twice what leo has. how much does leo have?
3.) clara spent $35 at the market. this was seven dollars less than three times what she spent at the bookstore. how much did she spend there?
4.)there are b marbles. this is four more than twice the number of red marbles. how many red marbles are there?
5.) jenna spent $100 on books. this was k dollars less than five times what she spent on lunch. how much did she spend on lunch?
6.) a class of 50 students is divided into two groups. one group has eight less than the other. how many are in each group?
7.) the sum of two numbers is 72, and one of them is five times the other. what are the two numbers?