Respuesta :
Since the tennis rackets and tennis balls are complements,then equilibrium price of tennis balls would decrease and the equilibrium quantity of tennis balls decrease if there is increase in the price of tennis rackets.
What is Equilibrium price?
Equilibrium price can be regarded as the point where there is intersection of cost of a product as well as the demand for that product.
learn more about Equilibrium price at;
https://brainly.com/question/14297698