Posted by
jane on
.
I do npot understand how to do this problem, please help:
4y/y^2y/y3

algebra 
Steve,
Maybe because it's not yet a problem. You have posted an expression. What do you want to do with it?
Proofread you question before posting, pleeze.

algebra 
jane,
Add and simplify
4y/y^29 + y/y3