Y add 0.893 sub mul -7.5600000000000005 div x_4 sub sub add mul 3.5 x_8 mul 0.45 div x_3 x_4 mul 27.700000000000003 x_6 mul -88.30000000000001 x_5 sub add mul -4.26 div x_7 inv add 4.38 mul -0.6910000000000001 x_2 mul -0.911 mul x_6 x_1 mul 0.241 x_0