Hi

   | Cross Multiplying to solve

 (3x+6)(2x+4) = 48

  6x^2 + 24x + 24 = 48

  6x^2 + 24x - 24 = 0

   x^2 + 4x -4 = 0

 

 

 

 x = -2 ± 2√2 

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