Ah! I think we get to the nub of the argument.
[Link: knowyourmeme.com]I see this 48/2(9+3) as this...
The alternatives (which I believe to incorrect) see it as this...
If one is using a single line, and it's the latter that's intended, the denominator should be clearly defined...
Last edited by djy on April 21, 2011 11:35.