Y add 0.842 div sub mul -72.4 x_0 sub add mul 0.666 x_6 mul 8.1 mul sub mul -0.669 x_3 mul 82.2 x_7 sub add mul -5.09 x_4 add add mul -0.309 x_0 mul -40.800000000000004 x_8 mul 20.200000000000003 x_2 mul -25.700000000000003 x_6 mul -45.800000000000004 x_1 div x_5 x_5