Y add 14.100000000000001 mul x_4 sub mul 43.400000000000006 x_6 sub mul 0.305 div x_2 x_1 mul 1.8900000000000001 mul x_1 mul add mul -3.79 div mul x_0 div x_5 x_5 add mul 0.769 x_6 mul 84.0 x_3 mul -77.2 x_7 x_6