Question 88095: a submarine descended to a depth of 479 feet and then rose 320 feet.how far below the surface was the submarine and how would you represent this with a signed number...
make up a problem using signed numbers.you can use sea level,saving and deposits in a bank account,the stock market,football yardage gained and lost,or anything that you chose.
Answer by tutor_paul(519)   (Show Source):
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