document.write( "Question 1164965: Holly decides to go see a movie with her friend. On her way to the movie, Holly walks 550 meters east to her friend’s house when she realizes that she left her purse at home and has to walk 550 meters west to her house. Then her friend and her walk North 1200 meters to stand in the line. They walk 100 meters south to the movie theater. The trip takes 750 seconds. What is Holly's displacement?
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Algebra.Com's Answer #789409 by ikleyn(52784)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "The time of 750 seconds is irrelevant.\r
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\n" ); document.write( "\n" ); document.write( "Count only steps and directions.\r
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\n" ); document.write( "\n" ); document.write( "Also, when she returned back to home, at this moment her displacement was zero.\r
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\n" ); document.write( "\n" ); document.write( "So, her steps east and west canceled each others.\r
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