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College Algebra in Context with Applications for the Managerial, Life, and Social Sciences 3rd Edition by Ronald J Harshbarger, Lisa Yocco
النسخة 3الرقم المعياري الدولي: 032157060XCollege Algebra in Context with Applications for the Managerial, Life, and Social Sciences 3rd Edition by Ronald J Harshbarger, Lisa Yocco
النسخة 3الرقم المعياري الدولي: 032157060X تمرين 44
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The best-fitting line for mint sales has equation 
And the best-fitting line for gum sales is
, where
, is the number of years after 1990.
a) To find the value of 
at which mint sales is equal to gum sales:
Consider the following equation:
Therefore, the mint sales is equal to gum sale at 
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College Algebra in Context with Applications for the Managerial, Life, and Social Sciences 3rd Edition by Ronald J Harshbarger, Lisa Yocco
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