Kenny pointed a motion detector at a wall and then walked directly backward at a 1 - HiSET Prep

Question

Kenny pointed a motion detector at a wall and then walked directly backward at a constant rate of speed while still pointing the detector at the wall. The data collected in the experiment are recorded in the table.

 

Kenny wrote the equation d = 3s + 10 to model his distance, d, in feet, from the wall s seconds after he started walking.

How far was Kenny from the wall at the beginning of the experiment?

Answers
  1. correct
Explanation

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