Y add -29.1 mul div inv add -0.502 mul 88.60000000000001 x_7 div x_5 x_4 div x_2 div add add mul 0.666 x_5 mul 0.281 x_7 sub mul 18.2 x_0 mul 0.9400000000000001 pow2 add 0.228 mul 0.5630000000000001 x_3 div mul x_6 x_4 x_1