x_{24} = x_{1} + x_{2} + x_{4}\\
x_{25} = x_{3} + x_{4}\\
x_{26} = x_{5} + x_{8}\\
x_{27} = x_{6} + x_{7} + x_{8}\\
x_{28} = x_{10} + x_{12}\\
x_{29} = x_{11} + x_{13}\\
x_{30} = x_{9} + x_{12} + x_{13} + x_{15} + x_{19}\\
1 \cdot k_{57} \cdot x_{1} + 1 \cdot k_{57} \cdot x_{2} + 1 \cdot k_{57} \cdot x_{4} = k_{57} \cdot k_{58}\\
1 \cdot k_{57} \cdot x_{6} + 1 \cdot k_{57} \cdot x_{7} + 1 \cdot k_{57} \cdot x_{8} = k_{57} \cdot k_{59}