Ответ:
Пошаговое объяснение:
8 4/25 - (х + 3 21/25) = 2 19/25
8 4/25 - х - 3 21/25 = 2 19/25
4 8/25 - x = 2 19/25
x = 4 8/25 - 2 19/25
x = 1 14/25
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Ответ:
Пошаговое объяснение:
8 4/25 - (х + 3 21/25) = 2 19/25
8 4/25 - х - 3 21/25 = 2 19/25
4 8/25 - x = 2 19/25
x = 4 8/25 - 2 19/25
x = 1 14/25