Solve the problem.Suppose that the quantity supplied S and quantity demanded D of baseball caps at a major league game are given by the functions S(p) = 2400 - 90p and D(p) = 110p, where p is the price. Find the equilibrium price for caps at the game. Then find the equilibrium quantity.
A. $20, $1320
B. $21, $510
C. $20, $600
D. $12, $1320
Answer: D
Mathematics
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and 
A. 25(? - 2)
B. 
(? - 2)
C. 
(? - 1)
D. 25(? - 1)
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A. 5x3y2 B. 4x2y3 C. 2x3y2 D. 4x3y2
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(16y - 16x + 20z)
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Mathematics