\frac{-20 x - 50 y}{-40}

\frac{16 x - 36 y}{16}

\frac{-8 x - 18 y}{10}

\frac{-15 x + 18 y}{-12}

\frac{15 x - 10 y}{10}

\frac{24 x - 16 y}{-8}

\frac{12 x + 16 y}{-8}

\frac{6 x + 9 y}{-3}

\frac{-21 x - 28 y}{-14}

\frac{40 x - 48 y}{-24}

\frac{18 x - 21 y}{12}

\frac{30 x - 33 y}{9}

\frac{-45 x + 35 y}{-25}

\frac{-50 x - 40 y}{-10}

\frac{25 x - 30 y}{25}

\frac{-24 x + 42 y}{-30}

\frac{-16 x - 12 y}{16}

\frac{-42 x + 48 y}{-6}

\frac{45 x + 36 y}{-36}

\frac{80 x + 70 y}{10}

\frac{-15 x + 10 y}{-10}

\frac{-8 x + 10 y}{-2}

\frac{30 x + 24 y}{18}

\frac{9 x - 12 y}{-12}

\frac{10 x - 8 y}{-10}

\frac{15 x + 9 y}{12}

\frac{49 x + 63 y}{14}

\frac{6 x - 9 y}{9}

\frac{-28 x - 21 y}{-7}

\frac{-28 x + 35 y}{35}