would this answer be correct with fraction reduced

6/7a - 4/3b

is this finally correct sue

Original problem:

11/14a - 1/15b + 1/14a - 11/15b

You're half right.

12/14a = 6/7a

But - 12/15b = -4/5b

11/14a - 1/15b + 1/14a - 11/15b = 6/7a - 4/5b