SOLUTION: Solve by using a system of equations. The number x of smartphones a manufacturer is willing to sell is given by x = 21p − 1600,where p is the price, in dollars, per smar

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Solve by using a system of equations. The number x of smartphones a manufacturer is willing to sell is given by x = 21p − 1600,where p is the price, in dollars, per smar      Log On


   



Question 1008242: Solve by using a system of equations.
The number x of smartphones a manufacturer is willing to sell is given by
x = 21p − 1600,where p is the price, in dollars, per smartphone. The number x of smartphones a wholesale distributor is willing to purchase is given by
x = −4p + 900,where p is the price per smartphone. Find the equilibrium price.
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