Y add -0.53 sub sub mul 0.838 x_1 mul -82.30000000000001 div div x_1 add sub sub mul -76.10000000000001 x_7 mul -0.26 x_8 mul 3.7 x_6 mul -28.700000000000003 mul div x_0 x_5 div x_4 x_2 x_2 mul 8.28 x_3