Вчислители1/6 в знаменатели1/4х-1 1/3 минус 3/8 - вопрос №1614113381405445420 от max20170102 25.04.2020 21:48

Question

Математика: Вчислители1/6 в знаменатели1/4х-1 1/3 минус 3/8 =1/40

max20170102 · Answer

1/6 : (1/4х - 1 1/3) - 3/8 = 1/401/4х - 1 1/3 = 1/6 : (1/40 + 3/8) 1/4х - 1 1/3 = 1/6 : (1/40 + 15/40)1/4х - 1 1/3 = 1/6 : 16/401/4х - 1 1/3 = 5/121/4х = 5/12 + 1 1/31/4х = 5/12 + 4/31/4х = 5/12 + 16/121/4х  = 31/12х = 31/12 : 1/4х = 31/3х = 10целых 1/3...