$ 0 0 sol_L := dsolve({de_L, ic}); {x(t) = (-y0 - x0) exp(-2 t) + (y0 + 2 x0) exp(-t), y(t) = -2 (-y0 - x0) exp(-2 t) - (y0 + 2 x0) exp(-t)}How i can plot this?thanks