Dogs8writing Dogs8writing
  • 18-12-2017
  • Mathematics
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-28 is the _th term of 7, 2, -3,

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jorel1380
jorel1380 jorel1380
  • 18-12-2017
7-5(n-1)=-28; where n is the nth term
7-5n+5=28
-5n=-40
n=8
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