As a television executive, you have been given 21 shows to choose from to run during your prime time slots each week. If you have to choose 7 shows to run on your network, how many ways can you choose which shows to pick up?

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

Evaluate the expression. (9 + 5)(3 + 2)0

Drag the tiles to the correct boxes to complete the pairs. using the properties of integer exponents, match each expression with the correct equivalent expression.