Answer is 152.68 simple subtraction problem
4x-y= -36
Distribute the 4: y-12=4x+24
Add 12 to both sides: y=4x+36
Move the y to the other side: 0=4x-y+36
Subtract 36 from both sides: 4x-y= -36
14 miles.....16hours
xmiles.......1hour
14x1=14
14/16=0,88 miles