3 1/2- 2 (1/9-( 1/3- х))= 5/6х

3 1/2- 2 (1/9-( 1/3- х))= 5/6х
3 1/2- 2(1/9-1/3+x)=5/6x
3 1/2-2(-2/9+х)=5/6х
3 1/2-2/1*(-2/9)-2х=5/6х
3 1/2+4/9-2х=5/6х
7/2+4/9-2х=5/6х
63/18+8/18-2х=5/6х
-2х-5/6х=-71/18
-2 5/6х=-71/18
Х=71/18*6/17
Х=71/51
Х=1 20/51