Problema Solution

My dog cookie had surgery and wanted a heated dog bed to keep from being chilled in the unseasonably cold spring weather. I have seen them on sale marked 15% off. This brings the cost down to $74.99. What was the price before they were put on sale?

Varialbe represents:

Equation:

Solution:

Answer provided by our tutors

after 15% discount the cost is 74.99

let the price before=x

now according to the question

x-(15% of x)=74.99

or x-15x/100=74.99

or 85x/100=74.99

or x=74.99*100/85=$88.223 answer