Răspuns :
Paul a mancat 15 alune , inseamna ca el a avut--- 15 alune + (15+12)=15+27=42 alune
Bogdan a mancat 12 alune , inseamna ca a avut--- 12 alune +27= 39 alune
Paul a mancat 15 alune , inseamna ca el a avut--- 15 alune + (15+12)=15+27=42 alune
Bogdan a mancat 12 alune , inseamna ca a avut--- 12 alune +27= 39 alune