Y add 81.5 sub sub mul 4.68 mul mul mul div add mul 0.23900000000000002 x_6 mul -0.8300000000000001 x_4 abs add -3.3200000000000003 mul -45.300000000000004 x_3 x_1 x_7 x_5 mul -0.334 x_2 sub mul -0.11900000000000001 x_5 mul 6.0 x_0