Y add 54.800000000000004 div sub sub mul 0.07200000000000001 x_4 mul 9.200000000000001 x_5 mul -0.984 x_1 sub mul 0.02 x_6 mul -0.111 mul x_0 add mul -9.11 x_3 mul -5.96 pow2 add 77.0 mul 72.60000000000001 div exp add 1.93 mul 56.400000000000006 x_7 inv add 77.10000000000001 mul 0.089 x_2