Y add -8.48 sub mul 12.4 div x_4 sub mul -7.390000000000001 x_1 mul -8.51 div x_6 div pow3 sub mul 0.447 mul pow2 add -1.0 mul 0.063 x_2 x_0 mul 3.75 x_3 x_7 mul -0.68 tan add -9.040000000000001 mul 6.55 x_5