Question 1163557
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<pre>

As soon as you have read the condition twice, you write this equation


    {{{3 + (3/4)x}}} = x-2


Multiply both sides by 4 and get


    12 + 3x = 4*(x-2)

    12 + 3x = 4x - 8

    12 + 8  = 4x - 3x

     x      = 20.


<U>ANSWER</U>.  20 years.
</pre>

Solved.