# Algebra

posted by
**Holly**
.

Use P= -7200+300x-2x^2

p= profit

x- selling price

question: Determine the selling price when 90% of the maximum possible profit is earned

posted by
**Holly**
.

Use P= -7200+300x-2x^2

p= profit

x- selling price

question: Determine the selling price when 90% of the maximum possible profit is earned