Use the graph to determine the solution to the system of equations. 
Definitions:
SSE
A metric indicating the variance between an estimated model's predictions and the actual data, calculated as the sum of squares of errors.
Estimated Regression Equation
A mathematical representation derived from regression analysis that estimates the relationship between variables.
Demand
The quantity of a good or service that consumers are willing and able to purchase at various prices during a specified period of time.
Price
The amount of money expected, required, or given in payment for something.
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