Răspunsuri

  • Utilizator Brainly
2014-03-03T15:32:30+02:00
A-b=315
b=a:4
a-a:4=315 ⇒ 4a-a=1260, a=420, b=420-315=105, b=105, a+b=420+105=525
8 4 8