Y add -28.8 sub add mul 85.7 x_3 add mul 20.1 x_7 mul 59.5 div add mul -5.300000000000001 x_5 add mul -0.664 abs add -50.6 mul 7.99 x_0 mul -0.608 x_6 tan add 29.8 mul 78.4 x_2 sub mul 0.15 x_1 mul -8.5 x_4