Y add 8.49 div sub mul 0.668 div x_5 x_0 mul 8.89 div add mul -0.41200000000000003 div add mul 0.5710000000000001 x_4 add mul 3.63 x_1 mul 0.162 inv add -2.79 mul 17.0 x_6 x_3 mul -0.35000000000000003 x_2 x_4 mul x_7 x_6