Odpowiedzi

2010-04-06T14:53:14+02:00
-(x-2)/5+(2x-3)/2- 1/2=x /*10
-2(x-2)+5(2x-3)-5=10x
-2x+4+10x-15-5=10x
-2x=16
x=-8

spr.
-(-8-2)/5+(2*(-8)-3)/2-1/2=-8
-(-10)/5+(-19)/2 -1/2=-8
2-9½-½=-8
-7½-½=-8
-8=-8
L=P