Răspunsuri

2014-10-03T09:33:48+03:00
Ab+ac+a=165 dam factor comun
b+c=10
a(b+c+1)=165
a*(10+1)=165
a*11=165  /:11
a=15
1 5 1
2014-10-03T09:41:19+03:00
ab+ac+a=165 si b+c=10
a(b+c)+a=165
10a+a=165
11a=165
a=165:11
a=15
1 5 1