Question
One file costs $z while one novel costs 85¢ less than the file.
  1. What is the cost of 2 files and 1 novel? Express your answer in terms of z in its simplest form. 
  2. Tommy wants to buy 2 files and 1 novel but is short of 30 cents. If the novel costs $2.90, how much money does Tommy 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 $z while one novel costs 85¢ less than the file.
  1. What is the cost of 2 files and 1 novel? Express your answer in terms of z in its simplest form. 
  2. Tommy wants to buy 2 files and 1 novel but is short of 30 cents. If the novel costs $2.90, how much money does Tommy have in dollars?