Y add -83.7 sub sub mul -0.762 x_4 sub mul 0.209 x_6 mul -10.3 x_0 add mul -89.7 x_0 mul 29.3 mul add mul 6.8100000000000005 x_3 sub mul 74.7 log add 89.60000000000001 mul 0.986 x_1 mul -0.099 x_2 tan add -51.7 mul -4.76 x_5