Y add 0.8190000000000001 sub mul -5.7700000000000005 x_1 sub mul -0.642 x_2 mul -0.001 mul sub mul 0.96 x_4 add sub sub mul -7.99 x_7 mul 63.6 x_1 mul -3.3000000000000003 div div x_0 add sub add mul 23.700000000000003 x_4 mul 0.148 x_8 mul 7.7700000000000005 x_3 mul -8.870000000000001 x_6 x_5 mul -0.395 x_5 x_8