Jessica, Deshaun, and Ryan sent a total of 88 text messages during the weekend. Jessica sent 8 fewer messages than Deshaun. Ryan sent 2 times as many messages as Deshaun. How many messages did they each send?

What is the least common multiple of 6 and 17?

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 sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.