Odpowiedzi

2010-04-14T20:16:41+02:00
Adam-...x36.3
tomek....x-25=11.3
zosia....x+13=49
x+x+x+25+13=147
3x=147-38
3x=109 /:3
x=36.3
1 5 1
2010-04-14T20:17:01+02:00
Z+13+a-25+t=147
z+a+t=147-13+25
z+a+t=159/3
z+a+t=53

z=53+13=66
a=53
t=53-25=28
66+53+28=147
1 4 1