Y add 68.8 sub add mul -60.800000000000004 mul x_8 x_4 sub add mul -0.775 x_3 mul 5.04 x_1 mul -0.36 x_6 sub add mul 73.4 x_2 mul 26.700000000000003 inv add -0.129 mul -1.47 x_7 add mul -0.368 x_5 mul 1.48 x_0