Y add -8.6 add mul -88.7 div add mul 64.60000000000001 x_3 mul 5.3100000000000005 div sub mul -0.86 x_4 mul -5.28 x_2 x_6 x_2 add mul -0.09 div x_0 x_7 add mul -5.78 x_8 sub mul 0.305 div x_1 exp add mul -15.8 x_0 mul -20.400000000000002 x_3 mul -7.390000000000001 x_5