isobel04
isobel04 isobel04
  • 08-11-2017
  • Mathematics
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solve 20=4(2m-1) showing the method

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alexsonica
alexsonica alexsonica
  • 08-11-2017
4(2m-1) = 20
8m - 4 = 20
8m = 20 + 4 = 24
m = 24:8 = 3
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