For what value of x is line PQ the mid segment of triangle RST?

x=_

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∣∣

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?