A regular pentagon has a side length of 2x -9. A square has a side length of 3x. If both polygons have the same perimeter, what is a possible solution of x?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

(x-5)1/2+5=2 what is a possible solution?

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