Y add 2.04 sub mul -20.6 x_3 mul 83.60000000000001 div x_6 add mul 0.299 div x_1 add add mul 3.8000000000000003 x_2 mul 14.4 x_5 mul 0.845 x_4 mul 67.8 div sub add mul 31.3 x_0 mul 0.219 x_3 mul -1.67 x_4 x_4