Y add 8.1 sub mul -75.10000000000001 div sub mul 13.4 x_2 add mul -45.1 mul x_1 add mul 96.60000000000001 x_5 mul 83.5 x_6 mul -45.800000000000004 mul mul x_5 x_1 add mul 4.54 x_0 mul -30.700000000000003 x_4 x_3 mul 14.9 x_6