Question
At a book shop, Betty paid $20 for 1 guide book and 2 pens. The guide book cost $2 less than the total cost of all the pens.
  1. How much did 1 guide book cost?
  2. How much did 1 pen cost?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

At a book shop, Betty paid $20 for 1 guide book and 2 pens. The guide book cost $2 less than the total cost of all the pens.
  1. How much did 1 guide book cost?
  2. How much did 1 pen cost?