1.
a)
[tex]3x = 204 | \div 3 \\ x = 68[/tex]
b)
[tex]a + 32 = 213 \\ a = 181[/tex]
6.
[tex]6 \times 500 = 3000kartek[/tex]
[tex]3000 - 81 \\ x - 108 \\ \\ x = \frac{3000 \times 108}{81} = \frac{324000}{81} = 4000kartek[/tex]
[tex]4000 = \boxed{1 \frac{1}{3} ryzy}[/tex]
