Y add 42.0 sub mul 59.0 x_2 sub mul -27.900000000000002 x_4 mul 43.800000000000004 div div x_5 x_0 sub mul -0.433 x_5 sub sub mul -6.42 x_1 add mul 0.22 x_2 mul 7.8100000000000005 div x_3 x_1 mul -45.400000000000006 x_3