Margot is sewing a ribbon on a seam along the perimeter of a square pillow. The side length of the pillow is 2x2 1 inches. She plans to make a similar pillow, including the ribbon, whose side length is 4xâÂ’7 inches. What expression can be used for the length of ribbon that she needs for both pillows, and what is the length if x = 3. 5? 2x2 4xâÂ’6; 22. 0 inches 2x2 4xâÂ’6; 32. 5 inches 4(2x2 4xâÂ’6;) 88. 0 inches 4(2x2 4xâÂ’6;) 130. 0 inches.