Y add -0.405 mul add mul 5.4 x_5 mul 7.5600000000000005 div add mul 0.8250000000000001 x_4 mul -13.4 x_2 x_7 add add mul 0.987 x_1 mul -6.25 x_0 add mul 7.88 div div x_0 x_6 exp add 9.790000000000001 mul 68.9 x_7 mul 68.60000000000001 x_3