Y add 0.858 add sub mul -0.19 x_0 sub mul 68.10000000000001 x_0 sub mul -0.249 x_3 mul -0.36 mul div div x_0 add mul 4.38 x_4 mul -0.004 x_2 div x_6 x_1 sub mul 9.620000000000001 x_5 mul -0.47300000000000003 x_7 mul 0.28300000000000003 mul x_7 x_5