Question
PSLE
A file costs $5 less than a marker. The total cost of 7 such files is $3q.
  1. Express the cost of 14 such files in terms of q.
  2. Express the cost of the marker in terms of q.
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
A file costs $5 less than a marker. The total cost of 7 such files is $3q.
  1. Express the cost of 14 such files in terms of q.
  2. Express the cost of the marker in terms of q.