Question
PSLE
A folder costs $2 more than a highlighter. The total cost of 9 such folders is $5j.
  1. Express the cost of 18 such folders in terms of j.
  2. Express the cost of the highlighter in terms of j.
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
A folder costs $2 more than a highlighter. The total cost of 9 such folders is $5j.
  1. Express the cost of 18 such folders in terms of j.
  2. Express the cost of the highlighter in terms of j.