Y add -50.5 div x_4 add mul -18.1 x_2 add mul -33.4 div x_1 x_6 sub mul 0.452 div add add mul -6.4 x_3 mul -0.34400000000000003 div abs add 81.0 mul -0.107 x_4 x_3 mul -62.300000000000004 x_5 x_6 mul 17.0 div x_1 x_0