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Mathematics
ezelkowitz:

A linear function that represents the number of hot dogs purchased at a football game is compared to a different linear function that represents the time left in the game. Describe the key features of the functions that are needed to determine if these lines intersect.

jhonyy9:

how you think the function what represents the time left in the game may be linear increasing but how ? and compare it with the function what represents the number of hot dogs purchased ... what may be linear too ?

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