Question

решите уравнение 15/22-(4-1 5/6):х=1 5/33

Answer 1

15/22-(4-1 5/6):х=1 5/33
15/22-2 1/6:х=1 5/33
15/22 - 1 5/33 = 2 1/6:х
45/66 - 1 10/66= 13/6 :х
45/66 - 76/66= 13/6 :х
- 31/66= 13/6 :х
- 31/66х= 13/6
х=13/6 : (-31/66)
х=13/6 * (-66/31)
х=- 13*11 / 31
х=- 143/31
х=- 4 19/31