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Pretest: Using Linear and Exponential Relationships to Model Problems
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Select the correct answer from each drop-down menu.
Robert is purchasing some equipment for his baseball team. He wants to buy some baseballs, each priced at m dollars. He has already spent
b dollars on other equipment.
The following expression represents the total amount Robert will spend after buying x baseballs.
m+
If the amount already spent by Robert on other equipment, b dollars, is doubled, then the value of m will
If the cost of each baseball, m dollars, is tripled, then the value of b will
will
not change
be half of the original amount
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be doubled