Odpowiedź :
x - Staś
1,35x - Jaś
[tex]x + 1.35x = 47 \\ 2.35x = 47 | \div 2.35 \\ x = 20[/tex]
[tex]1.35x = 1.35 \times 20 = 27[/tex]
Staś: 20
Jaś: 27
x - Staś
1,35x - Jaś
[tex]x + 1.35x = 47 \\ 2.35x = 47 | \div 2.35 \\ x = 20[/tex]
[tex]1.35x = 1.35 \times 20 = 27[/tex]
Staś: 20
Jaś: 27