{ 1*k41*x1 + 1*k41*x4 + 1*k41*x9 + 1*k41*x10 + 1*k41*x15 + 1*k41*x21 + 1*k41*x24 + 1*k41*x25 + 1*k41*x27 = k41*k42,
  1*k41*x2 + 1*k41*x6 + 1*k41*x7 + 1*k41*x11 + 1*k41*x12 + 1*k41*x16 + 1*k41*x18 + 1*k41*x23 + 1*k41*x29 = k41*k43,
  1*k41*x8 + 1*k41*x9 + 1*k41*x10 + 1*k41*x11 + 1*k41*x12 + 1*k41*x16 + 1*k41*x17 + 1*k41*x18 + 1*k41*x19 + 1*k41*x24 + 1*k41*x25 + 1*k41*x26 + 1*k41*x27 + 1*k41*x29 = k41*k44 }