Y add -0.854 sub mul 8.620000000000001 x_6 mul 5.32 mul exp sub mul 0.733 x_4 mul 0.2 x_6 sub sub mul -7.3100000000000005 x_3 sub sub mul -94.5 mul add mul -1.42 pow3 sub mul 0.641 x_5 add mul -15.9 x_0 mul 70.7 x_1 mul 27.5 x_7 x_5 mul 0.17200000000000001 x_7 mul 7.3100000000000005 x_5 mul -20.700000000000003 x_2