You have 80 trading cards. Your friend says that you have 16 less than 4 times the number of cards that she has. You say that you have 8 more than 3 times as many cards as she has. Can you both be right? Explain.

Rearrange the formula c^2 = a^2 + b^2 for b

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∣∣

The value of cos 30° is the same as which of the following?