Y add -0.8240000000000001 div div x_7 mul sub mul -0.331 x_4 mul 8.97 pow2 add mul 0.5740000000000001 x_3 mul -0.551 x_3 mul add mul 0.682 div x_1 x_6 mul -6.17 x_5 x_5 add mul 0.215 x_6 mul -69.9 pow2 sub add mul 7.83 x_2 mul 0.34400000000000003 pow2 add 2.7600000000000002 mul 60.800000000000004 x_6 mul -38.5 x_0