# How to calculate quantity demanded and quantity supplied

18.08.2018 | by Admin
This is the way how economist use demand and supply curves to prove the market equilibrium. How supply and demand affects inelastic goods. This is best explained by using an example. Using a standard demand curve, the quantity demanded is depicted as a point on the downward sloping line, with. Once we have calculated both the supply and the demand function, we can set quantity supplied QS equal to quantity demanded QD. How to determine the price mathematically. The supply of dog treats is represented. Tags algebra equilibrium example market microeconomics. In the equation, QD represents the quantity demanded of dog treats, and P represents the price of a box of dog treats in dollars. At this point quantity supplied has to be equal to quantity demanded.

## The demand for dog treats is represented by the following equation. An Example of Quantity Demanded. The formula that you use to calculate equilibrium price and quantity is QdQs and then following the steps that are outlined above. Using the previous demand and supply schedule we can create market equilibrium as below. Once you have both your supply and demand function, you simply need to set quantity demanded equal to quantity supplied, and solve. To determine the equilibrium price, do the following.