Răspuns :
a+b+c=1319
1319 - 139 = 1180
a=1180 : 5 = 236
b=236·2 = 472
c=472 + 139 = 611
verificare 236+472+611=1319
1319 - 139 = 1180
a=1180 : 5 = 236
b=236·2 = 472
c=472 + 139 = 611
verificare 236+472+611=1319
a+b+c=1319
1319-139=1180
a=1180:5=236
b=236×2=472
c=472+139=611
V:236+472+611=1319
1319-139=1180
a=1180:5=236
b=236×2=472
c=472+139=611
V:236+472+611=1319