Y add 26.200000000000003 add mul 9.66 mul sub mul 0.399 exp add 21.200000000000003 mul -3.96 x_6 mul 4.71 x_4 sub add sub mul 0.668 x_7 add mul -3.1 x_3 mul 47.800000000000004 x_2 mul 9.03 x_5 mul -69.9 x_0 mul 0.8290000000000001 x_1