4x and 3x + 5 are vertical angles. Find the value of x.
{"Image DocumentName": "4x and 3x + 5 are vertical angles. Find the value of x.", "Image ImageDescription": "4x = 3x x -3x. x = 5. 4x. (3x + 5)", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}