Question
One file costs $j while one novel costs 50¢ less than the file.
  1. What is the cost of 4 files and 1 novel? Express your answer in terms of j in its simplest form. 
  2. Lee wants to buy 4 files and 1 novel but is short of 20 cents. If the novel costs $2.40, how much money does Lee have in dollars?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

One file costs $j while one novel costs 50¢ less than the file.
  1. What is the cost of 4 files and 1 novel? Express your answer in terms of j in its simplest form. 
  2. Lee wants to buy 4 files and 1 novel but is short of 20 cents. If the novel costs $2.40, how much money does Lee have in dollars?