Y add -78.80000000000001 div sub mul 1.49 mul x_3 div add mul -89.10000000000001 x_1 sub mul 0.78 x_5 mul 20.400000000000002 inv add -3.88 mul 89.80000000000001 x_2 add mul 57.800000000000004 x_3 sub mul -7.3 pow2 sub mul 0.626 x_1 mul -32.300000000000004 x_3 mul 67.7 x_4 mul -5.75 x_3 x_0