Yand x have a proportional relationship and y=28 when x=21 what is the value of x when y=42a.14b.18 2/3c.31 1/2d.56

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

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