. The units sold follows the equation U = 10000 – 2000P. The money from sales is equal to the units sold times the price P of the unit. Write an equation for sales as a function of price.

Given:

The units sold follows the equation

To find:

An equation for sales as a function of price.

Solution:

Let S represents the sales function.

We know that, the money from sales is equal to the units sold times the price P of the unit.

Using distributive property, we get

Therefore, the equation for sales as a function of price is .