User contributions
- 09:13, 17 August 2017 (diff | hist) . . (-47) . . 2012 AMC 10B Problems/Problem 13 (→See Also)
- 09:13, 17 August 2017 (diff | hist) . . (+33) . . 2012 AMC 10B Problems/Problem 13 (→Solution 1)
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