\frac{-16 x + 56 y}{-40}

\frac{12 x - 54 y}{-12}

\frac{-8 x + 12 y}{-4}

\frac{12 x + 15 y}{6}

\frac{-40 x + 70 y}{20}

\frac{-12 x + 16 y}{20}

\frac{81 x - 36 y}{45}

\frac{36 x + 40 y}{16}

\frac{15 x - 25 y}{-5}

\frac{90 x - 50 y}{-10}

\frac{-21 x + 6 y}{3}

\frac{-10 x + 25 y}{-5}

\frac{-20 x - 45 y}{-5}

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

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

\frac{-15 x - 18 y}{3}

\frac{40 x - 30 y}{-10}

\frac{-40 x + 15 y}{15}

\frac{-45 x - 20 y}{25}

\frac{-28 x - 35 y}{-14}

\frac{15 x + 25 y}{-15}

\frac{60 x + 70 y}{-20}

\frac{-10 x - 35 y}{-10}

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

\frac{6 x + 8 y}{-8}

\frac{-24 x - 32 y}{-8}

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

\frac{54 x - 12 y}{18}

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

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