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- 18:28, 23 December 2017 (diff | hist) . . (+218) . . N 1982 AHSME Problems/Problem 2 (Solution)
- 18:20, 23 December 2017 (diff | hist) . . (-57) . . m 2016 AMC 10A Problems/Problem 25 (→Solution 3 (Less Casework!))
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