2 divided by 5w+ 10, minus 3 divided by2w-4
2/(5w +10) - 3/(2w-4) ?
That can be rewritten with a common denominator.
(2/5)/(w+2) - (3/2)/(w-2)
= [(2/5)(w-2) - (3/2)(w+2)]/(w^2-1)
= [(-11/10)w - (19/5)]/(w^2-1)
But it doesn't look any simpler that way.