http://quicklatex.com/cache3/ql_2599...96e6e75_l3.png

Substitution definitely did not work for me.. Heres where I got.

http://quicklatex.com/cache3/ql_9efb...5c86c4d_l3.png

I have all my x's and y's on one side, but since I have a minus "x" I cant distribute my dx and integrate!

Where do I go from here?

Thank you :)