User contributions
- 23:00, 1 August 2017 (diff | hist) . . (-2) . . m 2007 AMC 12B Problems/Problem 24 (→Solution 2)
- 00:11, 8 May 2017 (diff | hist) . . (-1) . . 2009 AIME II Problems/Problem 9 (→Solution 1)
- 00:10, 8 May 2017 (diff | hist) . . (-17) . . 2009 AIME II Problems/Problem 9 (→Solution 1)