Răspuns :
d= descazut s=scazator x=diferenta
d = x+s
d+s+x = 2012
d+d = 2012
2d = 2012
d = 1006 descazutul
d = x+s
d+s+x = 2012
d+d = 2012
2d = 2012
d = 1006 descazutul
D=descazut ; S=scazator; d=D-S=diferenta ;
D + S + D - S = 2012
2 D =2012
D = 2012:2=1006
D + S + D - S = 2012
2 D =2012
D = 2012:2=1006