Question
One stapler costs $i while one guide book costs 55¢ less than the stapler.
  1. What is the cost of 2 staplers and 1 guide book? Express your answer in terms of i in its simplest form. 
  2. Elijah wants to buy 2 staplers and 1 guide book but is short of 30 cents. If the guide book costs $2.80, how much money does Elijah 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 stapler costs $i while one guide book costs 55¢ less than the stapler.
  1. What is the cost of 2 staplers and 1 guide book? Express your answer in terms of i in its simplest form. 
  2. Elijah wants to buy 2 staplers and 1 guide book but is short of 30 cents. If the guide book costs $2.80, how much money does Elijah have in dollars?