salvarez71
salvarez71 salvarez71
  • 25-04-2018
  • Mathematics
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[tex]3x - 5 = x - 7[/tex]

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McChuck
McChuck McChuck
  • 25-04-2018
3x - 5 = x - 7
-x          -x

2x - 5 = - 7
     +5     +5

2x = -2

Divide 2 on both sides. The answer is x = -1
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