document.write( "Question 989574: Robert is 3 times older than John. In 6 years, Robert will be only twice as old as John. How old is Robert right now? \n" ); document.write( "
Algebra.Com's Answer #609858 by stanbon(75887)\"\" \"About 
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Robert is 3 times older than John. In 6 years, Robert will be only twice as old as John. How old is Robert right now?
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\n" ); document.write( "r = 3j
\n" ); document.write( "r+6 = 2(j+6)
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\n" ); document.write( "Substitute for \"r\" and solve for \"j\"::
\n" ); document.write( "3j+6 = 2j+12
\n" ); document.write( "j = 6 (john's age now)
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\n" ); document.write( "r = 3j = 18 (robert's age now)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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