Y add 18.1 div div x_8 pow3 add -0.547 mul -9.6 x_5 sub mul 54.300000000000004 x_4 mul 0.031 div add sub add mul 6.4 x_8 mul -61.2 x_3 mul -0.059000000000000004 div tan add mul 0.857 x_1 mul 0.8200000000000001 x_9 abs add -49.300000000000004 mul -15.200000000000001 x_6 add mul -7.48 x_0 mul -0.889 x_2 x_7