True, 6 + 6 = 12, 7 + 7 = 14, 9 + 9 = 18, 4 + 4 = 8, 2 + 2 = 4, 8 + 8 = 16, 3 + 3 = 6, 5 + 5 = 10, False, 9 + 9 = 19, 7 + 7 = 17, 5 + 5 = 11, 2 + 2 = 3, 8 + 8 + 18

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