Answer:
x = -12
y = 3
Step-by-step explanation:


You reverse what you did, so first you go 5 units down which makes the coordinates (9,1) then you move 3 units left which then is (6,1). Then you go 4 units up which lets you end out at (6,5).
That is a distance formula I was gonna type it but I didn’t have the symbols so use the picture attached.
36.89 total divided by the 8.6 gallons he bought = 4.2 so the price per gallon would be $4.20