Question

(x-9 3/7)+5 8/21=6 5/14
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Answer 1

Ответ:х=437/42=10 17/42

Пошаговое объяснение:

(х-66/7)+113/21=89/14

х-66/7+113/21=89/14

х-85/21=89/14

х=89/14+85/21

х=437/42=10 17/42

Answer 2

Ответ:

x - 9 3/7 = 6 5/14 - 5 8/21

x - 9 3/7 = 6 15/42 - 5 16/42

x - 9 3/7 = 5 57/42 - 5 16/42

x - 9 3/7 = 41/42

x = 41/42 + 9 3/7

x = 41/42 + 9 18/42

x = 9 59/42

x = 10 17/42