Y add 26.400000000000002 div sub mul -7.71 x_2 mul 0.5660000000000001 x_5 div div sub mul 0.421 x_0 mul 9.75 x_0 div sub mul 0.741 x_6 mul 6.03 x_3 cos add -9.6 mul 0.46 x_4 sub mul 2.7800000000000002 div x_1 x_7 mul 66.60000000000001 x_7