Question

Вычислите:
б) (1/2+2/3):5/6-12(1/2-2/3).
Дам 15 баллов.

Answer 1

(1/2+2/3):5/6-12(1/2-2/3)
1)1/2+2/3=7/6
2)1/2-2/3=-1/6
3)7/6:5/6=7/5
4)12*(-1/6)=-2
5)7/5-(-2)=7/5+2=17/5
Ответ:17/5

Answer 2

Сяб(:

Answer 3

не за что)