Răspunsuri

2014-11-17T19:09:14+02:00
{2998-[(351+235-y)*5+38]}+625:25=670
{2998-[(351+235-y)*5+38]}+25=670
2998-[(586-y)*5+38]=670-25
2998-[(586-y)*5+38]=645
(586-y)*5+38=2998-645
(586-y)*5+38=2353
(586-y)*5=2353-38

(586-y)*5=2315
586-y=2315:5
586-y=463

y=586-463

y=123