[tex] \sf \longmapsto2x - \dfrac{3}{3} x + 2 = \dfrac{ - 2}{3} [/tex]
[tex] \sf \longmapsto2x - x + 2 = \dfrac{ - 2}{3} [/tex]
[tex]\sf \longmapsto \: x + 2 - 2 = \dfrac{ - 2}{3} - 2[/tex]
[tex]\sf \longmapsto{x} = \dfrac{ - 8}{3} [/tex]
[tex] \boxed{ \boxed{\sf \longmapsto{x} = \dfrac{ - 8}{3}} }[/tex]
