[ Eq(x25, x1/(1 + x7/k6 + x9/k10)),
  Eq(x26, k9/(k10*k29)*x9*x25),
  Eq(x27, x6*x43*k30/(k31 + x6)),
  Eq(x28, x14*x43*k32/((k33 + x14)*(1 + x31/(x43*k16)*(1 + x42/k34)))),
  Eq(x29, x8*x34/(k35*(1 + x42/k36 + x8/k35) + x34)),
  Eq(x30, x8 - x29),
  Eq(x31, x9*x43*k37/(k38*(1 + x9/k38 + x11/k39))),
  Eq(x32, x10/(1 + (x12 + x13)/k22)),
  Eq(x33, x11*x43*k37/(k39*(1 + x9/k38 + x11/k39))),
  Eq(x34, x16*x43*k40/(k41 + x16)),
  Eq(x35, x34 - x29) ]