Y add -9.450000000000001 add mul -83.7 x_4 sub sub mul -98.30000000000001 div sub sub sub add mul 5.74 x_2 sub mul 0.512 x_6 mul 0.216 x_0 mul -5.8100000000000005 x_1 mul 60.6 x_8 mul -5.53 x_5 x_7 mul 27.8 x_1 sub mul 0.77 x_4 mul 7.22 mul x_3 x_8