Question
Mrs Sam paid a total of $49 for 2j notebooks and 4 files. Each notebook cost $5.
  1. Express the cost of 1 file in terms of j
  2. If j = 4, how much did each file cost? 
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Mrs Sam paid a total of $49 for 2j notebooks and 4 files. Each notebook cost $5.
  1. Express the cost of 1 file in terms of j
  2. If j = 4, how much did each file cost?