măr=l
păr=n
gutui=32
[tex]\left \{ {{l+n+32=85} \atop {4n=32}} \right.[/tex]
[tex]\left \{ {{l+n+32=85} \atop {n=32/4}} \right.[/tex]
[tex]\left \{ {{l+n+32=85} \atop {n=8}} \right.[/tex]
[tex]\left \{ {{l+8+32=85} \atop {n=8}} \right.[/tex]
[tex]\left \{ {{l=85-32-8} \atop {n=8}} \right.[/tex]
[tex]\left \{ {{l=45} \atop {n=8}} \right.[/tex]
45-meri
8-peri
32-gutui