Answer:
were u looking for some like this, its for the first question
Step-by-step explanation:
Answer:

- Sales price= $
List price=L Discount

Step-by-step explanation:
The percentage discount is 
The discount is always given on the list price.

Let the list price be L, then
List price=L
Sales price= $
Discount
We substitute into the equation to get:


Divide both sides by 0.805


The list price of the swimming pool is $1450
Y = 1/10
Alternate form
- 1
y=-0.1, y=-10