3031look
3031look 3031look
  • 16-02-2017
  • Mathematics
contestada

Inequação 3 ( X - 7 ) - 2 X > 0

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Plusheeen
Plusheeen Plusheeen
  • 16-02-2017

x > 21

You want to isolate the x on one side by doing the same thing on both sides, using reversed PEMDAS

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