Y add 83.2 add mul -0.68 mul x_1 x_6 mul 51.300000000000004 mul x_3 add add mul -0.41100000000000003 mul add add mul -5.12 x_2 mul 1.55 x_5 mul 77.80000000000001 pow2 add -34.1 mul 0.769 x_7 x_2 mul -0.63 pow2 add -0.1 mul 5.0 x_0 mul 54.800000000000004 mul x_8 x_4