Y add 78.80000000000001 add mul -1.21 x_3 add mul -0.132 x_2 sub add mul -7.0600000000000005 x_2 add mul 47.2 x_4 sub sub mul -2.5300000000000002 x_2 add mul 55.0 x_5 mul 0.42 abs sub mul -47.800000000000004 inv add 27.200000000000003 mul -0.47600000000000003 x_4 mul 23.6 x_0 mul -7.1000000000000005 x_1 mul 73.0 x_6