Y add -0.77 div div add mul -0.75 x_0 sub mul -7.72 x_1 sub mul -8.97 pow2 add -0.799 mul -7.16 x_2 add mul -0.513 x_3 mul -84.5 mul x_5 add add mul -8.6 x_4 mul -4.67 x_3 mul 6.5 div x_4 x_1 x_7 div x_8 inv add -0.303 mul -4.09 x_6