Răspunsuri

2014-10-05T15:36:45+03:00
A+b=340
a:b/2=3r25  a=3b/2+25
3b/2+25+b=340
amplificam cu2 ecuatia si rezulta
3b+50+2b=680
5b=630
b=126
a=126x3/2+25
a=214
proba 214+126=340
2 5 2