Odpowiedź :
x - słodycze
1,3x - zeszyty
0,8x - soczki
[tex]62 = x + 1.3x + 0.8x \\ 62 = 3.1x | \div 3.1 \\ x = 20zl[/tex]
Zatem
[tex]x = \boxed{20zl} \\ 1.3x = 1.3 \times 20 = \boxed{26zl }\\ 0.8x = 0.8 \times 20 = \boxed{16zl}[/tex]
x - słodycze
1,3x - zeszyty
0,8x - soczki
[tex]62 = x + 1.3x + 0.8x \\ 62 = 3.1x | \div 3.1 \\ x = 20zl[/tex]
Zatem
[tex]x = \boxed{20zl} \\ 1.3x = 1.3 \times 20 = \boxed{26zl }\\ 0.8x = 0.8 \times 20 = \boxed{16zl}[/tex]