SOLUTION: Finding the rate of change I have a graph of "New Vehicle Sales" in 2005 17,445 vehicles were sold and in 2009 10,601 vehicles sold. Determine the average rate of change (slope)

Algebra ->  Linear-equations -> SOLUTION: Finding the rate of change I have a graph of "New Vehicle Sales" in 2005 17,445 vehicles were sold and in 2009 10,601 vehicles sold. Determine the average rate of change (slope)      Log On


   



Question 1018266: Finding the rate of change
I have a graph of "New Vehicle Sales"
in 2005 17,445 vehicles were sold and in 2009 10,601 vehicles sold. Determine the average rate of change (slope) from 2005 to 2009 and interpret the results

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
in 2005 17,445 vehicles were sold and in 2009 10,601 vehicles sold. Determine the average rate of change (slope) from 2005 to 2009 and interpret the results
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slope = (10,601-17445)/(2009-2005) = -1711
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Interp:: for each year the # of vehicles sold declined by 1711 cars
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Cheers,
Stan H.
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