Please answer the question correctly while showing detailed working.

[tex]\\ \sf\longmapsto \[4x-\overline{3x-5y}-3\{2x-(3x-\overline{2x-3y})\}\][/tex]
[tex]\\ \sf\longmapsto \[4x-3x+5y-3\{2x-(3x-2x+3y)\}\][/tex]
[tex]\\ \sf\longmapsto \[x+5y-3\{2x-(x+3y)\}\][/tex]
[tex]\\ \sf\longmapsto \[x+5y-3\{2x-x-3y\}\][/tex]
[tex]\\ \sf\longmapsto \[x+5y-3(x-3y)\][/tex]
[tex]\\ \sf\longmapsto \[x+5y-3x+9y\][/tex]
[tex]\\ \sf\longmapsto x-3x+5y+9y[/tex]
[tex]\\ \sf\longmapsto -2x+14y[/tex]
[tex]\\ \sf\longmapsto 14y-2x[/tex]