Y add -75.60000000000001 sub mul 4.39 x_6 sub add mul -0.62 x_2 mul -0.394 div sub mul 93.5 x_8 mul -1.16 div mul inv add -17.0 mul -6.49 x_5 x_1 x_3 sub mul -3.85 x_4 mul 80.30000000000001 x_7 mul -97.0 x_0