SOLUTION: Examine the rise in gasoline prices from 2000 to 2009. The price of regular unleaded gasoline in January 2000 was $1.30 and in January 2009 the price of regular unleaded gasoline w
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Question 297408: Examine the rise in gasoline prices from 2000 to 2009. The price of regular unleaded gasoline in January 2000 was $1.30 and in January 2009 the price of regular unleaded gasoline was $1.79 (Bureau of Labor Statistics, 2009). Use the coordinates (2000, 1.30) and (2009, 1.79) to find the slope (or rate of change) between the two points. Describe how you arrived at your answer.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
(0,1.30)
(9,1.79)
SLOPE=(Y2-Y1)/(X2-X1)
SLOPE=(1.79-1.30)/(9-0)
SLOPE=.49/9=.0544 FOR THE SLOPE.
1.30=.0544*0+b
1.30=b ans for the Y intercept.
y=.0544x+1.30
(graph 300x200 pixels, x from -6 to 10, y from -10 to 3, .0544x +1.30).
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