Y add 31.900000000000002 add mul 9.66 div mul x_4 mul x_3 x_5 mul sub mul -7.4 x_7 mul 0.326 x_8 add mul 1.8 x_0 mul -57.0 div x_2 div pow2 add -63.300000000000004 mul -0.9580000000000001 x_8 x_6 mul -29.700000000000003 x_1