If your looking for Standard Form Rewrite it as... 
You cant solve this because there is no matching variables like for example:
x^2-3xy+2x-2y-4+xy-5x+6y+8 and i solved this which the answer is x^2-3x+4y-2xy+2 because there are matching variables.
The correct answer was no need to pay taxes. Not D. Apex confirmed
(1,9) (-3,5)
Midpoint = (1+{-3}/2) (9+5/2)
(1-3/2) (14/2)
(-2/2) (7)
(-1) (7)
Midpoint Answer = (-1, 7)
