Question 650884
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Hi,  
{{{(2)^(3x) = (16)^(x+2)}}}
{{{(2)^(3x) = (2^4)^(x+2)}}}
{{{(2)^(3x) = 2^(4(x+2))}}}
     3x = 4(x+2)
      3x = 4x + 8
      -8 = x