Răspuns :
a+a+2+a+4+a+6=404
a+2=b
a+4=c
a+6=d
4a+12=404
4a=404-12
4a=392
a=392:4
a=98
b=100
c=102
d=104
sper ca team ajutat
a+2=b
a+4=c
a+6=d
4a+12=404
4a=404-12
4a=392
a=392:4
a=98
b=100
c=102
d=104
sper ca team ajutat