Y add -2.32 sub mul 0.418 x_4 mul -3.7 mul mul add mul -67.7 x_7 mul -8.21 x_7 x_7 sub add mul 0.126 mul x_2 x_4 sub sub mul 0.034 div div x_4 x_3 x_1 mul -0.47200000000000003 x_6 mul 0.5730000000000001 x_5 mul 6.16 x_0