Răspuns :
a+b+c= 58
a-b=b+c=22
A+ b+c =a +22=58
A= 36
a-b =22
B= 14
B+c= 22
C= 22-14
C=8
a-b=b+c=22
A+ b+c =a +22=58
A= 36
a-b =22
B= 14
B+c= 22
C= 22-14
C=8
a+b+c=58
a-b=22 b+c=22
putem înlocui in suma
a+22=58 =>a=58-22 => a=36
a-b=22 => 36-b=22=> b=36-22 => b=14
b+c=22=> 14+c=22 =>c=22-14 => c= 8
verificare
36+14+8=58
a-b=22 b+c=22
putem înlocui in suma
a+22=58 =>a=58-22 => a=36
a-b=22 => 36-b=22=> b=36-22 => b=14
b+c=22=> 14+c=22 =>c=22-14 => c= 8
verificare
36+14+8=58