Question
PSLE
A glue costs $2 more than a pen. The total cost of 6 such glues is $5a.
  1. Express the cost of 18 such glues in terms of a.
  2. Express the cost of the pen in terms of a.
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
A glue costs $2 more than a pen. The total cost of 6 such glues is $5a.
  1. Express the cost of 18 such glues in terms of a.
  2. Express the cost of the pen in terms of a.