1 \cdot k_{69} \cdot x_{1} + 1 \cdot k_{69} \cdot x_{2} + 1 \cdot k_{69} \cdot x_{3} + 1 \cdot k_{69} \cdot x_{4} + 1 \cdot k_{69} \cdot x_{5} = k_{69} \cdot k_{70}\\ 1 \cdot k_{69} \cdot x_{6} + 1 \cdot k_{69} \cdot x_{7} + 1 \cdot k_{69} \cdot x_{8} + 1 \cdot k_{69} \cdot x_{9} = k_{69} \cdot k_{71}\\ 1 \cdot k_{69} \cdot x_{10} + 1 \cdot k_{69} \cdot x_{11} = k_{69} \cdot k_{72}\\ 1 \cdot k_{69} \cdot x_{12} + 1 \cdot k_{69} \cdot x_{13} + 1 \cdot k_{69} \cdot x_{14} + 1 \cdot k_{69} \cdot x_{15} = k_{69} \cdot k_{73}\\ 1 \cdot k_{69} \cdot x_{16} + 1 \cdot k_{69} \cdot x_{17} = k_{69} \cdot k_{74}\\ 1 \cdot k_{69} \cdot x_{18} + 1 \cdot k_{69} \cdot x_{19} = k_{69} \cdot k_{75}\\ 1 \cdot k_{69} \cdot x_{20} + 1 \cdot k_{69} \cdot x_{21} = k_{69} \cdot k_{76}\\ 1 \cdot k_{69} \cdot x_{22} + 1 \cdot k_{69} \cdot x_{23} = k_{69} \cdot k_{77}\\ 1 \cdot k_{69} \cdot x_{24} + 1 \cdot k_{69} \cdot x_{25} = k_{69} \cdot k_{78}\\ 1 \cdot k_{69} \cdot x_{26} + 1 \cdot k_{69} \cdot x_{27} = k_{69} \cdot k_{79}