Y add 88.9 div add sub mul 0.05 div x_7 add mul -64.5 x_3 add add mul 65.10000000000001 x_8 mul 8.620000000000001 x_6 sub mul -46.400000000000006 x_5 mul 8.56 x_1 mul 2.37 x_0 mul -2.14 x_4 div x_5 x_2