Which bar diagram represents the equation 5x + 7.5 = 15? A bar diagram. The top box contains 5 x. The bottom boxes contain 7.5 a
nd 15. A bar diagram. The top box contains 7.5. The bottom boxes contain 5 x and 15. A bar diagram. The top box contains 15. The bottom boxes contain 5 x and 7.5. A bar diagram. The top box contains 5. The bottom boxes contain 7.5 x and 15.
