Răspunsuri

2014-10-02T18:16:24+03:00
Ab+2ac=a(b+2c)=ax160=58x160=9280
3a+2b+4c=494
3a+b+b+2c+2c=3a+160+160=494
3a=494-320=174
a=174:3=58
marcheaza-l daca e cel mai bun .multumesc!
cum pui semnul "ori"
PS multumesc
x mic=ori