Y add 13.8 div mul sub add mul 0.069 x_8 mul -0.97 div add mul -0.421 x_7 mul 98.9 x_3 x_5 mul 29.5 x_6 sub mul 41.0 div x_1 add mul -63.400000000000006 x_2 mul 70.5 x_0 mul 29.200000000000003 x_4 x_7