Answer:
5/9, 10/18, 15/37 and 50/90.
Step-by-step explanation:
y= 4/2x -4
72f - 12g = 96
-36f +12g = -60
36f = 36
f = 1
6 - 2g = 10
-2g = -16
g = 8
oh nah 1.98