Can you help with this question?

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%

Which of the following equations is equivalent to x/3-6/x=1

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.