At the school fair, of the people are under 16 years old. one-third of the people are teachers. if there are at least 21 one teachers at the fair how many people are at the fair total?

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap