Răspuns:
p= pachet
a) 2p =4k 500 g
1p = 2k 250g
b) 3p+1k= 3kg+3kg+1kg
3p =3kg+3kg =6kg
1p =2kg
c) 4p =1p+500g+500g+500g
3p =500g+500g+500g
1p = 500g
d) 3p+1kg= 2p+ 3kg
1p=2kg
Sper ca te-am ajutat !