proste-o-rownaniach-3-2-i

$\displaystyle \frac{2}{3}$\displaystyle \frac{2}{3}

$\displaystyle - \frac{1}{6}$\displaystyle - \frac{1}{6}

$\displaystyle \frac{3}{2}$\displaystyle \frac{3}{2}

$-5$-5