Răspuns :
(100xd-110)=10x39
(100xd-110)=390
100xd=390+110
100xd=500
d=500:100
d=5
(100x5-110):39=
500-110=390:39=10
Sper ca team ajutat
(100xd-110)=390
100xd=390+110
100xd=500
d=500:100
d=5
(100x5-110):39=
500-110=390:39=10
Sper ca team ajutat