Y add -0.73 div add add mul -0.709 x_7 mul 0.305 pow3 add -0.799 mul 0.789 x_0 add add sub mul -6.37 x_3 sub add mul -0.868 x_6 sub mul 71.0 x_5 mul 0.75 x_8 mul -69.60000000000001 x_2 mul -77.7 pow2 add 2.7 mul 6.75 x_4 mul -1.87 div pow2 add -5.5200000000000005 mul -4.63 x_2 x_0 x_1