Find the equation of a line that models the data? The following table lists the increase in 16-inch rim sales as a percentage of new vehicle sales for selected years from 1996 to 2002.
Sales of 16-Inch Rims
Year 1996 1998 2000 2002
Percentage 28 36 43 51

Question

Find the equation of a line that models the data? The following table lists the increase in 16-inch rim sales as a percentage of new vehicle sales for selected years from 1996 to 2002.
Sales of 16-Inch Rims
Year        1996 1998 2000 2002
Percentage 28   36    43     51

anonymous · Answer

The gap is 8-7-8 therefore the next gap should be 7
So 51+7 = 58

anonymous · Answer

Those match the numbers what I came up with, but I do not know how to grapph a slope of a straight line on this, can you help?