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Having problems figuring out what should be done m/d a/s

3x-122/2=9

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Nataliya D. | Patient and effective tutor for your most difficult subject.Patient and effective tutor for your mos...
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 (3x - 122) / 2  =  9
              × 2     × 2 

  3x - 122 =     18
      + 122   + 122

  3x = 140
÷ 3    ÷ 3

   x = 140/3 = 46 and 2/3

or

   x ≈ 46.7