Y add 20.6 sub mul 3.7 div div mul x_6 mul x_1 sub sub mul 0.5730000000000001 div add add mul -4.3100000000000005 x_9 mul 47.900000000000006 x_9 mul 51.6 x_3 x_6 mul 6.0600000000000005 x_8 mul 2.68 x_7 mul x_0 x_4 mul pow2 add 40.5 mul 39.7 x_5 x_2 mul 3.9000000000000004 x_8