Răspuns :
a+b=5068
a-b=432
(a+b)+(a-b)=5068+432=5500
a+b+a-b=5500
2a=5500
a=5500:2=2750
(a+b)-(a-b)=5068-432
a+b-a+b=4636
2b=4636
b=4636:2=2318
Spor la lucru!
a-b=432
(a+b)+(a-b)=5068+432=5500
a+b+a-b=5500
2a=5500
a=5500:2=2750
(a+b)-(a-b)=5068-432
a+b-a+b=4636
2b=4636
b=4636:2=2318
Spor la lucru!