Y add -0.306 div x_0 add sub mul -79.7 x_6 mul -6.42 div sqrt add 4.04 mul 0.158 div x_8 sub mul -3.68 x_3 mul 2.91 x_5 sub mul 8.46 x_2 add add mul 0.29 x_6 mul 18.900000000000002 div sub mul 4.3100000000000005 x_4 mul 8.53 x_0 x_8 mul -18.5 x_1 mul 0.423 x_7