Question 1163281
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Let x be the salary at his present job, in dollars.


The problem says


    x + 0.3x = 30200.


Simplify and solve


    1.3x = 30200


       x = {{{30200/1.3}}} = 23230.77.      <U>ANSWER</U>


<U>CHECK</U>.  23230.77*1.3 = 30200  dollars.   ! Precisely correct !
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Solved.