Short Answer
Assume that a certain commodity's demand equation has the form p = ax + b, where x is the quantity demanded and p is the unit price in dollars. Suppose the quantity demanded is 3,000 units when the unit price is $17.00 and 7,000 when the unit price is $13.00. What is the quantity demanded when the unit price is $15.50?
__________ units
Correct Answer:

Verified
Correct Answer:
Verified
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