- #1

nukeman

- 655

- 0

## Homework Statement

Question:

For a certain commodity the supply equation is given by:

S = 2p + 5

At a price of $1, there is a demand for 19 units of the commodity. If the demand equation is linear and the market price is $3, find the demand equation ?

## Homework Equations

## The Attempt at a Solution

I am not sure the steps I have to take to solve this. Can anyone help?

I know first I would do this:

At p = 3, S = 2(3) + 5 = 11