Ответ:
Пошаговое объяснение:
(3 6/7+3/14)x=2/7 *3 1/2
(3 12/14 + 3/14)x = 2/7 * 7/2
3 15/14 x = 1
x = 1 : 3 15/14
x = 1 * 14/57
x = 14/57
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Ответ:
Пошаговое объяснение:
(3 6/7+3/14)x=2/7 *3 1/2
(3 12/14 + 3/14)x = 2/7 * 7/2
3 15/14 x = 1
x = 1 : 3 15/14
x = 1 * 14/57
x = 14/57