28 kilometers is about 5/8 times 28 = 17.5 miles
To find the mean of any group of numbers, add all the numbers and divide by the total number of numbers listed. In this example: -8 + 28 + (-62) = -42 -42 divided by 3 = -14
If you mean: (8, -2) and (-2, 8) then the slope works out as -1
If you mean: -2x+8+20 then it can be simplified to 28-2x
0.2857
9.498
28 miles = 45,061 metres
28 miles is 45.0616km
22+28+34+44+57+51+39+26= 301301/8 (8 is the # of #'s you gave) =37.625
3/4 of 28 miles is 21 miles.
It means 8/10 of a mile.
28 miles = about 45.06 kilometers.