Y add -43.800000000000004 add sub sub mul -6.5 x_1 mul 0.749 inv sub mul -68.5 inv add -52.6 mul -37.5 x_0 mul 0.8300000000000001 abs add -0.394 mul 0.499 x_1 mul -6.72 x_2 mul -5.5200000000000005 x_2