Y add -8.370000000000001 div x_1 add add mul 2.81 x_7 mul -18.900000000000002 x_3 mul 0.887 div x_8 add add sub mul 88.5 x_0 mul 8.35 x_7 add mul -0.185 x_2 mul -0.79 mul x_4 mul x_5 x_6 add mul 0.47900000000000004 x_5 mul 0.549 x_7