cutia1+ cutia2= 24
cutia1= cutia2-4 => cutia2=cutia1+4
cutia 1 |----|
cutia 2 |----| + 4
2p+4=24
2p=24-4
2p=20
1p=20:2
1p= 10 (valoarea unui segment) ⇒ cutia1=10 mașinuțe
cutia2=10+4
cutia2=14
Verificare: 14+10=24
Răspuns: cutia1=10 mașinuțe
cutia2=14 mașinuțe