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  • 31-05-2017
  • Mathematics
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17. Find the possible values of n in the inequality –3n < 81.

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irspow
irspow irspow
  • 31-05-2017
-3n<81  divide both sides by -3  (and remember to reverse inequality sign because of division by a negative value!)

n>-27 or in interval notation:

n=(-27, +oo)
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