Răspuns:
[tex] \color{cc0000} \boxed{\huge \bf 90}[/tex]
Explicație pas cu pas:
Salutare!
[tex] \large \bf 11 : 11 + 8 \cdot 7 + 3 \cdot10 + 6 : 2 = [/tex]
[tex] \large \bf 1 + 8 \cdot 7 + 3 \cdot10 + 6 : 2 = [/tex]
[tex]\large \bf 1 + 56 + 3 \cdot10 + 6 : 2 = [/tex]
[tex]\large \bf 1 + 56 + 30 + 6 : 2 = [/tex]
[tex]\large \bf 1 + 56 + 30 + 3= [/tex]
[tex]\large \bf 57 + 30 + 3= [/tex]
[tex]\large \bf 87 + 3= [/tex]
[tex] \color{blue} \boxed{\Large \bf 90}[/tex]
==pav38==