Help with algebra

You need to simplify. This link will help you understand what that means:

http://www.mathleague.com/help/algebra/algebra.htm#combiningliketerms

Oh for the days of simple algebra problems. Yes I and many others could tell you the answer but that would hardly be a great help to you.

Hint your first move subtract y/3 from both sides of the equation.

....or add 15y/3 to both sides.

which might make it less confusing for you (if you're just learning algebra) as it'd keep the variable positive