Tabitha wants to hang a painting in a gallery. the painting and frame must have an area of 58 square feet. the painting is 7 feet wide by 8 feet long. which quadratic equation can be used to determine the thickness of the frame, x? image of a frame 7 feet wide by 8 feet long, with an of x on the bottom and right sides x2 + 15x − 2 = 0 x2 + 15x + 58 = 0 4x2 + 30x − 2 = 0 4x2 + 30x + 58 = 0