An AC repair technician is trying to find the house he needs to make a repair. He travels 9 km east, then
turns around and travels 4 km west and then turns around again and travels 14 km to his destination.
a. What distance did he travel?
b. What is the displacement? (Remember change in position from beginning to end)
please help me out! i'm a bit confused

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so would the number of km be 27? or would i have to subtract 4km because he is moving backwards?

Which one
a or b?

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