х = 3 15/33
Пошаговое объяснение:
(4 32/33 - х) + 17/33 = 2 1/33
4 32/33 - х = 2 1/33 - 17/33
4 32/33 - х = 1 17/33
х = 4 32/33 - 1 17/33
(4 32/33 - 3 15/33) + 17/33 = 1 17/33 + 17/33 = 1 34/33 = 2 1/33 - верно
