Y add 6.66 div div x_3 x_0 sub mul -27.900000000000002 mul add mul -63.800000000000004 x_2 mul 14.200000000000001 x_6 add mul -1.53 pow3 add -0.422 mul 0.222 mul add mul 0.589 x_5 mul 0.41400000000000003 x_0 x_4 mul -0.805 mul x_1 div x_4 x_0 mul 0.196 x_7