\frac{-30 x - 40 y}{40}

\frac{-18 x + 63 y}{45}

\frac{40 x + 24 y}{40}

\frac{-56 x - 63 y}{-35}

\frac{35 x - 45 y}{5}

\frac{-36 x + 81 y}{27}

\frac{-45 x + 36 y}{9}

\frac{42 x + 60 y}{-24}

\frac{-28 x + 24 y}{20}

\frac{-10 x - 4 y}{-6}

\frac{-6 x + 4 y}{6}

\frac{-9 x + 6 y}{12}

\frac{-24 x - 40 y}{-32}

\frac{30 x + 70 y}{-50}

\frac{18 x - 21 y}{-3}

\frac{90 x - 63 y}{36}

\frac{-14 x - 10 y}{-8}

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

\frac{14 x + 16 y}{6}

\frac{-80 x - 70 y}{40}

\frac{20 x + 24 y}{-4}

\frac{18 x - 27 y}{45}

\frac{-14 x - 49 y}{35}

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

\frac{-35 x - 21 y}{-14}

\frac{-50 x - 60 y}{20}

\frac{45 x + 36 y}{-9}

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

\frac{-24 x + 27 y}{-12}

\frac{-70 x - 100 y}{40}