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

Question

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

Answer 1

1) x-7/10=3/5

x = 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 = 1/4

3)19/24-x=13/48

x = 19/24 - 13/48 = 38/48 - 13/48 = 25/48