Respuesta :
- Tehra has read (completed)=110
- Total pages=290
Pages left:-
[tex]\\ \sf\longmapsto 290-110=180[/tex]
- She read everyday=20
Total days
[tex]\\ \sf\longmapsto \dfrac{180}{20}=9[/tex]
If days be p the equation will be
[tex]\\ \sf\longmapsto 20p+110=290[/tex]