7-6x>=1/3(9x-1)
7-6x3x-1/3
-6x-3x
9x
x:9
x
7-6X>=3x-1/37 1/3>=9x
22/3>=9x
x<=22/27
x принадлежит (-бесконечности;22.27квадратная скобка
7-6x>=1/3(9x-1)
7-6x
3x-1/3
-6x-3x

9x

x
:9
x

7-6X>=3x-1/3
7 1/3>=9x
22/3>=9x
x<=22/27
x принадлежит (-бесконечности;22.27квадратная скобка