Y add -98.9 sub sub mul 0.43 x_0 add mul -39.300000000000004 tan sub mul 8.92 x_2 mul -82.7 pow2 add -3.21 mul 77.30000000000001 x_1 sub add sub mul -0.113 x_2 mul -0.09 x_5 mul 0.359 x_1 add mul 0.176 x_7 mul 0.056 mul x_4 x_3 mul 3.9 x_6