1600: 80+t=60 20: t=60 t=60-20 t=40 20+40=60 60=60 - вопрос №5037651160080602060602040204060606040 от valya83 09.07.2022 09:42

Question

Математика: 1600: 80+t=60 20: t=60 t=60-20 t=40 20+40=60 60=60 ответ: 40

valya83 · Answer

1600:80+t=6020+t=60t=60-20t=40.              проверка:      1600:80+40=60                                                 20+40=60                                                     60=60....