\frac{20 x + 70 y}{20}

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

\frac{72 x + 64 y}{-24}

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

\frac{54 x - 42 y}{30}

\frac{24 x - 18 y}{-24}

\frac{-20 x - 30 y}{10}

\frac{50 x - 80 y}{30}

\frac{-9 x + 15 y}{-6}

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

\frac{-4 x + 10 y}{8}

\frac{-30 x - 40 y}{20}

\frac{-48 x - 54 y}{18}

\frac{-30 x + 80 y}{-20}

\frac{-24 x + 16 y}{32}

\frac{36 x - 30 y}{12}

\frac{54 x + 63 y}{-9}

\frac{24 x - 27 y}{15}

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

\frac{30 x + 20 y}{-50}

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

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

\frac{90 x + 100 y}{10}

\frac{-14 x + 21 y}{7}

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

\frac{56 x - 64 y}{16}

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

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

\frac{-12 x + 40 y}{-20}

\frac{42 x + 54 y}{24}