downundergirl
downundergirl downundergirl
  • 07-11-2016
  • Mathematics
contestada

please only answer if your sure 9x - 2 = 2x + 12 what is x

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sofia448119 sofia448119
  • 07-11-2016
 9x-2 = 2x+12
-2x      -2x
___    ___
7x-2 = 12
   +2    +2
___    ___
7x = 14

7x/7 = 14/7

x = 2
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