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A computer program found that the line c = 2t - 89 is a good fit for the data. Use this equation to predict how many cups of lemonade Lin might sell on a day when the high temperature is 74 degrees. Enter your answer in the box below. Answer:

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Solution

For this case we have the following expression given:

c = 2t -89

And for this case we want to predict with the value of t = 74 so we got:

c= 2*74 -89 = 148- 89 = 59

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