Y add -80.10000000000001 sub sub mul -2.7800000000000002 x_7 add sub mul 63.2 x_6 sub mul 32.9 div x_3 mul x_1 x_2 mul -78.7 cos add mul 6.2 x_5 mul -28.700000000000003 div x_2 x_4 mul -0.542 x_0 mul -3.44 x_4