Y add 87.80000000000001 sub mul -0.68 x_6 add mul 17.0 x_0 sub mul 52.5 div sub sub mul 0.395 log add 56.800000000000004 mul -0.55 mul x_4 x_7 add mul -27.3 x_3 mul 66.3 x_1 mul -62.1 exp add 0.406 mul 5.2 x_8 x_2 mul -23.900000000000002 x_5