Y add 0.666 div x_0 sub mul -0.139 div x_6 div sub mul -5.800000000000001 div x_5 sub mul -46.1 x_2 mul 1.92 x_1 mul 9.5 x_0 x_3 add sub mul 2.8000000000000003 x_4 mul -51.1 x_6 sub mul -0.398 x_6 mul 32.2 x_7