Matematika B - 2012. ljeto, 3.

$x=2-\frac{1}{2}yx=2-\backslash frac\{1\}\{2\}\; y$

$x=1-\frac{1}{2}yx=1-\backslash frac\{1\}\{2\}\; y$

$x=2-\frac{1}{8}yx=2-\backslash frac\{1\}\{8\}\; y$

$x=1-\frac{1}{8}yx=1-\backslash frac\{1\}\{8\}\; y$