Y add -0.34600000000000003 div div add add mul 0.553 x_0 mul -36.4 x_2 add mul 23.5 x_5 add sub add mul -0.369 x_1 mul 6.84 x_6 add mul -0.838 x_3 add mul 2.47 x_8 mul 0.615 x_7 add mul 0.015 x_2 mul 0.961 x_4 x_7 x_0