Y add 1.32 add add add mul -6.99 x_7 mul -71.7 x_5 add sub add mul -66.9 div x_2 x_1 mul -21.5 x_6 sub mul 4.0600000000000005 x_3 add mul 6.03 mul x_7 x_2 mul 0.426 x_0 mul -7.390000000000001 cos add 0.226 mul -0.637 x_4 mul 0.5760000000000001 div x_7 x_7