Răspunsuri

2014-04-19T18:07:06+03:00
A+b=824   a=824-b
(a:4)-(b:4)=108
824-b/4-b/4=108   aducem la acelasi numitor
824-b-b=432
-2b=432-824
-2b=-392
2b=392
b=196    a=628
4 3 4