Question
PSLE
A notebook costs $5 more than a post-it pad. The total cost of 9 such notebooks is $2a.
  1. Express the cost of 18 such notebooks in terms of a.
  2. Express the cost of the post-it pad 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 notebook costs $5 more than a post-it pad. The total cost of 9 such notebooks is $2a.
  1. Express the cost of 18 such notebooks in terms of a.
  2. Express the cost of the post-it pad in terms of a.