Y add -1.06 sub mul -8.6 inv add -2.5500000000000003 mul -65.60000000000001 x_1 add mul -0.312 div x_0 add mul 97.7 x_2 mul 7.83 x_5 add mul -90.0 div x_7 add mul -2.2 x_8 mul 0.6890000000000001 x_6 add mul -26.6 abs add -0.328 mul 1.55 x_3 mul 0.545 x_4