Opal draws a square with side lengths of 5 inches. She wants to add a border of uniform width of x inches to the square so that its area is 5 times the original square. Which of the following equations gives the length of x? A)(5 + x)2 = 25 B)(5 + 2x)2 = 25 C)(5 + x)2 = 125 D)(5 + 2x)2 = 125