Y add -0.28500000000000003 add mul -0.863 x_3 sub mul 11.700000000000001 x_2 mul 5.84 mul sub mul 9.35 div div add add mul 83.80000000000001 x_1 mul -0.027 pow2 add 5.46 mul 9.790000000000001 x_0 mul -78.5 x_5 x_5 x_2 mul -83.9 x_4 x_4