celestmendoza
celestmendoza celestmendoza
  • 23-06-2016
  • Mathematics
contestada

4x – (6 – x) = 12 + 4x

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Bubba
Bubba Bubba
  • 23-06-2016

4x - (6-x) = 12 + 4x

4x - 6 + x = 12 + 4x

      5x - 6 = 12 + 4x

    5x - 4x = 12 + 6

             x = 12 + 6

             x = 18

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