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1honey

3. The linear equation represents an estimate of the average cost of gas for year x starting in 1997 (“Consumer price index,” 2006). The year 1997 would be represented by x = 1, for example, because it is the first year in the study. Similarly, 2005 would be year 9, or x = 9. a. What year would be represented by x = 4? b. What x-value represents the year 2018? c. What is the slope, or rate of change, of this equation? d. What is the y-intercept? e. What does the y-intercept represent? f. Assuming this growth trend continues, what will the price of gasoline be in the year 2018? How did

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  1. polpak
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    Can you figure out a on your own?

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  2. 1honey
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    1997

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  3. polpak
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    No, the problem specifically states that 1997 would be x = 1. So what would x=4 be?

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  4. 1honey
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    would it be 1996

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  5. polpak
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    4 is 3 more than 1. What year is 3 more than 1997?

    • 2 years ago
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