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a+b+c= 167 a+b=109 b+c=1 12

Răspuns :

Iakabcristina2
a+b+c=167
a+b=109 =>c=167-109 =>c=58

a+b+c=167
b+c=112 =>a=167-112 =>a=55

55+b+58=167 =>b=167-113 =>b=54
+b+c=167
a+b=109
c=167-109
c=58

a=167-112
a=55

b=109-55
b=54