Question

2 over 5m-14=9+3 over 5m

Answer 1

2/(5m-14) = 9+3/(5m)

That gets nasty. How about

2/(5m)-14 = 9+3/(5m)
m = -1/115

probably not. How about

(2/5)m-14 = 9+(3/5)m
m = -115

Parentheses make a difference.