Question

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Answer 1

Ответ:

1) 7 5/24 - х = 2 5/16

х = 7 5/24 - 2 5/16

х = 7 10/48 - 2 15/48

х = 4 43/48

2) (х + 5/12) - 9/20 = 11/15

х + 5/12 = 11/15 + 9/20

х + 5/12 = 44/60 + 27/60

х + 5/12 = 71/60

х = 71/60-5/12

х = 71/60 - 25/60

х = 46/60

х = 23/30