Y add -4.09 add mul -5.1000000000000005 mul mul add mul -0.149 x_0 mul 55.2 x_6 pow3 add 0.81 mul -6.55 x_0 pow2 add mul 0.31 x_4 mul 1.94 div x_5 x_3 sub add mul 86.9 x_3 mul 0.791 x_1 mul 38.900000000000006 x_2