A bag contains seven red balls, five green balls, four yellow balls and two black balls. A ball is picked at random from the bag. What is the probability that the ball will be red?
A .389
B..278
C..57
D.35

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

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

Which function has the domain x> -11?