{"version":"1.0","provider_name":"Rainbow Dash Network","provider_url":"http:\/\/rainbowdash.net\/","type":"link","title":"orungano (tiff)'s status on Wednesday, 20-Feb-13 21:50:30 UTC","author_name":"orungano (tiff)","author_url":"http:\/\/rainbowdash.net\/tiff","url":"http:\/\/rainbowdash.net\/notice\/2358758","html":"Clever maths people: with simultaneous equations, if you multiply both A and B to get a C and a D, can you take D away from C or vice versa, or do you have to take away from one of the original two equations?"}