Given 4 < x < 9 and 5 - y< 4 , where x and y are integers. Find the maximum value of x-y.

You want to maximize x and minimize y

Maximum y = 8

Minimum y = 10

8-10= -2

twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2