Y add 51.5 div add mul -0.367 x_7 sub mul 7.47 x_6 sub sub add sub mul 49.800000000000004 x_5 mul -0.383 pow3 add 0.529 mul -38.1 x_1 mul -3.2 tan add -5.49 mul -0.896 x_0 mul 0.364 x_2 mul 0.22 x_4 x_3