Пошаговое объяснение:
3 1/3 : (2 1/8 - x) = 2 2/9
2 1/8 - x = 3 1/3 : 2 2/9
2 1/8 - x = 10/3 * 9/20
2 1/8 - x = 3/2 = 1 1/2
x = 2 1/8 - 1 1/2
x = 2 1/8 - 1 4/8
x = 5/8
Пошаговое объяснение:
3 1/3 : (2 1/8 - x) = 2 2/9
2 1/8 - x = 3 1/3 : 2 2/9
2 1/8 - x = 10/3 * 9/20
2 1/8 - x = 3/2 = 1 1/2
x = 2 1/8 - 1 1/2
x = 2 1/8 - 1 4/8
x = 5/8