# Math Help - Simple algebra calculus, but i dont get it!?

1. ## Simple algebra calculus, but i dont get it!?

Hi all!
Im new here so this is my first post.

Can someone please show me some intermidiate steps to this calculus derivation? I cant get the same result

2. ## Re: Simple algebra calculus, but i dont get it!?

For π(n), the parenthesis turns into {[1*(150000)(1+n)]-(150000n)}/[300000(1+n)]}.

From then on it seems pretty clear.