Ответ:
Пошаговое объяснение:
1/2х + 1/3х + 1/4х = 4 5/9
6/12х + 4/12х + 3/12х = 4 5/9
13/12х = 4 5/9
х = 4 5/9 : 13/12
х = 41/9 * 12/13
х = 41/3 * 4/13
х = 164/39
х = 4 8/39
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Ответ:
Пошаговое объяснение:
1/2х + 1/3х + 1/4х = 4 5/9
6/12х + 4/12х + 3/12х = 4 5/9
13/12х = 4 5/9
х = 4 5/9 : 13/12
х = 41/9 * 12/13
х = 41/3 * 4/13
х = 164/39
х = 4 8/39