Y add -46.5 sub mul -60.1 x_0 add mul 87.80000000000001 x_1 add sub sub mul -0.352 mul x_8 add mul -21.200000000000003 x_3 mul 3.37 x_4 mul -0.903 x_5 mul 4.0 div inv add 8.75 mul -5.0600000000000005 mul mul x_6 x_3 x_2 x_4 mul -0.417 x_7