Решите уравнение:
(12 5/13+у)-9 9/13=7 7/13
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12 5/13 + у = 7 7/13 + 9 9/13
12 5/13 + у = 16 16/13 = 17 3/13
у = 17 3/13 - 12 5/13
у= 4 11/13
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Verified answer
12 5/13 + у = 7 7/13 + 9 9/13
12 5/13 + у = 16 16/13 = 17 3/13
у = 17 3/13 - 12 5/13
у= 4 11/13