[tex]-2 \ \textless \ = 2x - 4 \ \textless \ 4[/tex]
[tex]-2+4\ \textless \ 2x\ \textless \ 4+4
[/tex] [tex]Add \ 4 \ to \ the \ whole \ equation[/tex]
[tex]
2\ \textless \ 2x\ \textless \ 8
[/tex] [tex]Simplify \ inequality[/tex]
[tex]1\ \textless \ x\ \textless \ \dfrac{8}{2} [/tex] [tex]Divide \ the \ whole \ equation \ by \ 2[/tex]
[tex]
1\ \textless \ x\ \textless \ 4
[/tex] [tex]= (1,4)[/tex]
