Răspunsuri

  • Utilizator Brainly
2014-03-31T16:58:39+03:00
A-x=723
a-y=492; scadem aceasta ecuatie din prima: a-x-(a-y)=723-492 ⇒ a-x-a+y=231 ⇒ 
y-x=231
2 3 2
2014-03-31T17:00:08+03:00
X=a-723 y=a-492 (a-492)-(a-723)=723-492=231
5 4 5