Question

The original price p of an item less a discount of 15%

Answer 1

p-.15p this is the expression for cost after discount

and its just .15p for just the discount

Answer 2

p - (0.15p)

Explanation:

The original price of an item = p

discount rate = 15% =
`(15)/(100)` = 0.15

discount price = 0.15 × p

Discounted price of the item = p-(0.15p)