Question 383852
1/x - 2/y = 6 
3/x + 5/y = 4
.
y-2x=6xy Multiply each side by xy
3y+5x=4xy Ditto
.
3y-6x=18xy multiply by 3
3y+5x= 4xy
------------subtract
  -11x=14xy
.
-11=14y
y=-11/14
x=11/38
.
Ed