Quote Originally Posted by zaza
Hi,

Maybe I have misunderstood the question. Are you really telling me you're doing differential equations and can't rearrange either of those two?
zaza
Darth Predator, it sounds like you have to write a book in Russian and don't even know the Cyrillic alphabet!
We can certailnly help you with loose questions, but as zaza rightly points out you badly need a basic course.