Y add -9.41 sub add mul -40.900000000000006 mul add mul 0.398 mul add mul -0.541 x_2 add mul -15.100000000000001 x_3 sub mul 0.07200000000000001 x_7 add mul 3.13 mul x_3 x_5 mul 6.54 x_4 x_6 mul -0.326 mul mul x_8 x_8 inv add -0.785 mul 72.10000000000001 x_0 x_1 mul -0.035 x_5 mul 5.01 abs add -5.0 mul 0.292 x_6