Odpowiedź:
[tex]6. \: a) \: 3 \times 2x = 6x \\ b)4x \times 6 = 24x \\ c) \frac{2}{7} x \times 7 = 2x \\ d) \frac{3}{5} x \times \frac{1}{3} = \frac{1}{5} x \\ e)2x \times ( - 8) = - 16x \\ f)( - 2) \times 0.4x = - 0.8x \\ g)( - \frac{1}{9}x) \times ( - 2) = \frac{2}{9} x \\ h)27x \div 3 = 9x \\ i)8x \div ( - 2) = - 4x[/tex]
