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Ch. 3 - Supply and DemandWorksheetSee all chapters

# Supply and Demand: Quantitative Analysis

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Sections
Introduction to Supply and Demand
The Basics of Demand
Individual Demand and Market Demand
Shifting Demand
The Basics of Supply
Individual Supply and Market Supply
Shifting Supply
Supply and Demand Together: Equilibrium, Shortage, and Surplus
Supply and Demand Together: One-sided Shifts
Supply and Demand Together: Both Shift
Supply and Demand: Quantitative Analysis

Concept #1: Equation of a Demand Curve

Concept #2: Isolating Variables in the Demand Equation

Concept #3: Equation of a Supply Curve

Concept #4: Isolating Variables in the Supply Equation

Concept #5: Finding Equilibrium Using Algebra

Example #1: Finding Equilibrium Using Algebra

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

Qd = 10560 − 80P

P = 1/40 QS + 6

What is the equilibrium price and quantity of the product?

Concept #6: Finding Equilibrium with Equations and a Graph