Решите уравнение: 1) x-7/10=3/5 2)13/18+x=35/36 - вопрос №9508883171035213183536319241348 от valery2905 17.01.2021 18:09

Question

Математика: Решите уравнение: 1) x-7/10=3/5 2)13/18+x=35/36 3)19/24-x=13/48

valery2905 · Answer

1) x-7/10=3/5x = 3/5 + 7/10 = 6/10 + 7/10 = 13/10 = 1 3/10 2)13/18+x=35/36 x= 35/36 - 13/18 = 35/36 - 26/36 = 9/36 = 1/43)19/24-x=13/48x = 19/24 - 13/48 = 38/48 - 13/48 = 25/48...