What is the simplified form of 72x^16/50x^36? Assume x ≠ 0.

A: 6/5x^10

B: 6/5x^2

C: 6/5 x^10

D: 6/5 x^2

(pretend it's in fraction form, also for the last two the x^10, and x^2, goes in between the 6 and 5)