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17. The absolute value of three times a number, n, is greater than 15.

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∣∣

Which of these choices show a pair of equivalent expressions?

Which graph represents the function g(x) = |x + 4| + 2?