Yap,
It seems to me that there are two answers. Both y = .5x and y = 12x. Direct variation is what I'm thinking of so hopefully this helps.
BTW - with Direct Variation, the line will go through (0, 0).
130 (I have to write 20 character or more so I'm writing this)
Answer:
Z=92
Step-by-step explanation:
Distribute, 9z-738=90
Add 738, 9z=828
Divide, z=92