Y add -5.87 div x_1 add mul 5.03 mul div sub mul -8.71 x_7 mul 8.03 exp add mul -2.65 x_0 mul -0.32 inv sub mul -0.718 exp add 7.2700000000000005 mul 81.2 x_3 mul -2.75 x_0 x_4 x_5 sub mul -3.0700000000000003 x_2 mul -0.388 pow3 add 67.2 mul 21.900000000000002 x_6