Y add -20.900000000000002 sub mul 0.312 mul sub mul -16.5 mul x_6 sub mul -2.9000000000000004 div div x_4 sub mul -2.6 x_5 mul -19.200000000000003 x_2 x_0 mul 89.0 x_1 mul -0.578 x_3 div x_7 x_1 mul -0.215 inv add -3.3000000000000003 mul -0.006 x_2