Y add 5.0600000000000005 sub mul 0.66 mul inv add 0.902 mul 0.333 x_5 x_6 sub mul -0.639 mul abs add -89.80000000000001 mul -83.5 x_3 x_2 mul -0.11900000000000001 div div sub mul -51.7 x_2 mul -0.6930000000000001 x_4 div inv add 33.6 mul -0.902 x_1 x_7 x_0