Y add -9.88 sub mul 0.982 pow2 add -87.80000000000001 mul 80.30000000000001 x_1 sub add mul 73.3 x_0 mul -5.7700000000000005 x_1 add sub mul -28.3 x_3 mul 9.700000000000001 div x_4 abs add -90.5 mul -0.392 x_3 sub mul 0.049 x_3 sub mul -0.335 x_2 mul 43.5 x_2