SOLUTION: a gumball machine is filled with 122 balls and average of 7 balls are bought daily how may gumballs will be left in the machine after one week? Use three different representations

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Question 340546: a gumball machine is filled with 122 balls and average of 7 balls are bought daily how may gumballs will be left in the machine after one week? Use three different representations to justify your answer and graph?
We identified y=122-7x can't find additional and do not know how to graph?

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
a gumball machine is filled with 122 balls and average of 7 balls are bought daily how may gumballs will be left in the machine after one week? Use three different representations to justify your answer and graph?
We identified y=122-7x can't find additional and do not know how to graph?
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I think the "3 reps" are 3 points on the graph.
eg,
day 1, y = 115
day 2, y = 108
day 7, y = 73
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Plot the points and draw a straight line thru them.

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