Y add 0.26 sub add mul 1.1400000000000001 x_5 mul 0.257 mul add mul 11.8 x_3 mul -32.6 x_7 mul add add mul -0.28600000000000003 x_2 mul -73.60000000000001 mul abs add -0.45 mul 0.289 x_1 add mul -0.372 x_0 mul 4.72 x_4 mul 54.7 x_6 x_8 mul -0.616 x_4