Gotcha fam :D
x axis - (18,0)
y axis - (0,12)
Quadrant I - (4.5,10.6)
Quadrant II - (-15,21)
Quadrant III - (-3/4, -4 1/9)
Quadrant IV - (3,-7)
x axis refers to any point lying on the horizontal line (not a single up or down).
y axis is the same, but it should lie only on the vertical side (not a single right or left)
Quadrant I is (positive, positive)
Quadrant II is (negative, positive)
Quadrant III is (negative, negative)
Quadrant IV is (positive, negative)
Hope this helps