The base of a cube is horizontal. A plane cuts through the cube, creating a pentagon-shaped cross section. The plane is and may pass through .

Find the x coordinate of the point.

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?