Y add 82.7 sub mul 0.34 x_0 sub sub mul -40.400000000000006 x_4 add mul 0.78 x_3 mul -4.55 mul sub add mul 70.10000000000001 x_7 mul 3.61 x_6 mul 0.558 div x_2 abs add -0.714 mul -6.61 x_1 div x_5 x_7 mul -20.700000000000003 pow2 add 88.30000000000001 mul -99.10000000000001 x_8