Y add -6.87 div sub add mul -0.32 exp add 52.300000000000004 mul -60.1 x_4 mul 6.83 inv add 2.86 mul -83.10000000000001 x_4 sub mul 15.4 div sub mul -4.26 x_0 mul -2.41 x_5 x_1 mul -5.25 mul x_4 x_3 x_2