Y add 40.1 sub sub mul 1.59 inv add 63.900000000000006 mul -16.6 x_8 mul 0.968 x_2 add mul -7.0600000000000005 x_1 sub mul 27.900000000000002 x_4 add mul -6.34 mul div tan add 77.80000000000001 mul -2.7 div x_5 x_7 x_0 x_6 mul 31.1 div x_3 x_0