Y add 8.68 sub mul -0.01 mul sub mul -0.305 x_5 mul -0.8220000000000001 tan add 79.7 mul 13.5 x_1 sub mul 63.900000000000006 mul div pow3 add -1.31 mul 5.07 mul x_4 x_0 x_6 x_5 mul 50.300000000000004 x_2 mul -17.5 x_3