x = (h m + h l n + k m t + k l z)/(m - k m + l n)

y = (h l n + (-1 + k) (m t + l z))/((-1 + k) m - l n)

ParametricPlot[(h m + h l n + k m t + k l z)/(m - k m + l n), (
  h l n + (-1 + k) (m t + l z))/((-1 + k) m - l n), {t, 0, 200},
  PlotRange -> {{0, 3000}, {0, 1200}}, AxesOrigin -> {0, 0},
  AxesLabel -> {"x-axis", "y-axis"}], {{h, 200}, 0, 300}, {{k, .75},
  0, 1}, {{t, 200}, 0, 300}, {{l, 25}, 0, 50}, {{n, 1}, 0,
  3}, {{m, 100}, 0, 300}, {{z, 500}, 0, 2000}]