Supply and Demand: Quantitative Analysis

Everyone's favorite: algebra!

Concept: Equation of a Demand Curve

5m

Concept: Isolating Variables in the Demand Equation

4m

Concept: Equation of a Supply Curve

3m

Concept: Isolating Variables in the Supply Equation

1m

Concept: Finding Equilibrium Using Algebra

11m

Example: Finding Equilibrium Using Algebra

6m

Problem: The supply and demand curves for a product are as follows: 

Qd = 10560 − 80P
P = 1 40Qs + 6

What is the equilibrium price and quantity of the product? 

6m

Concept: Finding Equilibrium with Equations and a Graph

8m