x=ilosc modeli janka
y=ilosc modeli tomka
z=ilosc modeli kasi
y=3x
z=16+y=16+3x
x+y+z=303
x+3x+16+3x=303
7x=303-16
x=287:7=41
janek ma 41 modeli, tomek ma 3 razy 41=123 modele, a kasia ma 123+16=139modeli
spr. 41+123+139=303
x= modele janka/41
3x- modele tomka/41*3=123
3x+16 modele kasi/123+16=139
x+3x+3x+16=303
7x=287/:7
x=41
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x=ilosc modeli janka
y=ilosc modeli tomka
z=ilosc modeli kasi
y=3x
z=16+y=16+3x
x+y+z=303
x+3x+16+3x=303
7x=303-16
x=287:7=41
janek ma 41 modeli, tomek ma 3 razy 41=123 modele, a kasia ma 123+16=139modeli
spr. 41+123+139=303
x= modele janka/41
3x- modele tomka/41*3=123
3x+16 modele kasi/123+16=139
x+3x+3x+16=303
7x=303-16
7x=287/:7
x=41