Which graph shows a linear fution

You can find the constant of proportionality by finding the ratio of

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%

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?