Microeconomics
Market Equilibrium Calculator
Solve equilibrium price and quantity for linear supply and demand equations.
Runs locally
Inputs and results stay in this browser. Currency symbols are illustrative; use any consistent currency.
Equilibrium price$30.00
Equilibrium quantity400
Market revenue$12,000.00
Formula
Demand: Qd = a − bP; Supply: Qs = c + dP; Equilibrium where Qd = Qs
How to interpret the result
The calculator solves two linear equations. Coefficients should represent demand sloping down and supply sloping up.
Assumptions and limitations
This calculator is an educational estimate, not financial, investment, tax or policy advice. Use consistent units and verify material decisions against primary data and professional guidance.
Last reviewed 2026-07-14. Calculations tested 2026-07-14.