View Single Post
Old 01-04-2008, 10:48 AM   #7
joepole
SBLive! Veteran
 
Join Date: Sep 2006
Posts: 1,606
Rep Power: 257 joepole has much to be proud of joepole has much to be proud of joepole has much to be proud of joepole has much to be proud of joepole has much to be proud of joepole has much to be proud of joepole has much to be proud of joepole has much to be proud of joepole has much to be proud of
Actually, step 3 is fine, the distributive property was used correctly.

The problem is that between 3 and 4 you divide both sides by (a + b - c) which, according to the initial equation, is 0. You can't divide by 0.
joepole is offline   Reply With Quote