Y add -7.65 add mul -0.116 pow3 add -2.37 mul 22.200000000000003 x_2 sub add mul -56.7 x_3 sub sub add mul -0.632 x_7 sub mul 50.400000000000006 x_8 mul -0.083 tan add sub mul -7.95 tan add 8.9 mul 93.9 x_5 mul -0.9550000000000001 x_6 mul -0.14 x_1 mul -0.35000000000000003 cos add -6.23 mul 9.8 x_7 mul -0.71 x_0 mul -6.55 x_4