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OpenStudy (anonymous):
You start out with $20 and then spend money in a store where every item is $3. Y = -3x + 20. Using the graph you drew for the equation, predict the amount you will have left if you buy four items??help plz
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OpenStudy (anonymous):
y=8 x=4 because you buy 4 items. 20-12 is 8.
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