Teresa is making sock puppets just like the one in the picture. If she has 63 buttons, how many puppets can she make?

Which expression is not a polynomial?

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?