Y add -81.9 div inv add 0.795 mul 1.92 x_5 add mul -59.6 x_1 add mul -9.4 mul sub mul 0.42 x_7 add mul 2.3000000000000003 x_0 mul 57.0 cos sub mul -8.540000000000001 x_2 mul 0.42 inv add 77.10000000000001 mul -0.13 x_3 mul x_4 x_2 mul -2.95 x_6