Пошаговое объяснение:
64/70-(х+26/70)=5/70
64/70 - x - 26/70 = 5/70
38/70 - x = 5/70
x = 38/70 - 5/70
x = 33/70
Пошаговое объяснение:
64/70-(х+26/70)=5/70
64/70 - x - 26/70 = 5/70
38/70 - x = 5/70
x = 38/70 - 5/70
x = 33/70