HELP. Решите уравнения : - 1 1/3 : х = 2 Х + 2 1/3 = - 1 4/7 С: Даю 12 баллов..

Question

HELP.
Решите уравнения :
- 1 1/3 : х = 2
Х + 2 1/3 = - 1 4/7
С:
Даю 12 баллов..

Answer 1

-11/3 / х =2
-11/3 = 2х
х = -11/3 / 2
х = - 11/6

х + 2 1/3 = - 1 4/7
х = -2 1/3 - 1 4/7
х = - 7/3 - 11/7
х = - 49/21 - 33/21
х = - 82/21 = - 3 19/21