First we need to solve the inequality
[tex]\\ \sf\longmapsto 2x-8<4x+5[/tex]
[tex]\\ \sf\longmapsto -2x=13[/tex]
[tex]\\ \sf\longmapsto x=-\dfrac{13}{2}[/tex]
[tex]\\ \sf\longmapsto x=-4\dfrac{3}{4},6.5[/tex]
