Помогите!!! Реши уравнение: x- 3/10 = 5/6-7/12
...........................
X - 3/10 = 5/6 - 7/12 x-3/10 = 10/12-7/12 x-3/10 = 3/12 x-18/60 = 15/60 x = 18/60+15/60 x = 33/60 x = 11/30
x = 11/20*