Y add 81.5 add sub mul 7.11 x_2 sub mul -16.900000000000002 x_4 mul 23.900000000000002 div add mul 0.775 x_6 mul -0.45 x_7 div pow2 add -2.4 mul -64.10000000000001 x_3 add mul 70.9 x_1 sub mul -1.6 x_5 mul 70.9 pow2 add 46.0 mul 61.7 x_0 mul 3.11 x_8