Y add -45.7 sub sub mul -0.651 x_6 sub mul -0.684 pow2 add 24.900000000000002 mul 58.400000000000006 x_1 add mul -13.700000000000001 x_6 mul 0.808 div x_2 add sub mul 0.13 x_0 add mul 39.900000000000006 x_4 mul 32.1 x_5 mul 85.80000000000001 mul x_3 x_2 mul 6.4 x_2