Răspuns :
a= 25
b= 41
c = 18
_______
a+b+c = 25 + 41 + 18 = 66+18=84
b-a+c = 41 - 25 + 18 = 16 + 18 = 34
a-c+b = 25 - 18 + 41 = 7 + 41 = 48
a= 25
b= 41
c = 18
_______
a+b+c = 25 + 41 + 18 = 66+18=84
b-a+c = 41 - 25 + 18 = 16 + 18 = 34
a-c+b = 25 - 18 + 41 = 7 + 41 = 48