Any girls want to talk

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∣∣

Write the following as a base and exponent

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers