document.write( "Question 300789: THREE TIMES THE SUM OF JIMS AND TOMS AGES IS EQUAL TO TWELVE TIMES THE DIFFERENCE OF THEIR AGES AND THREE YEARS AGO JIM WAS TWICE AS OLD AS TOM WAS. HOW OLD IS TOM NOW? \n" ); document.write( "

Algebra.Com's Answer #217321 by JBarnum(2146) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"3%28J%2BT%29=12%28J-T%29\"$
\n" ); document.write( " $\"%28J-3%29=2%28T-3%29\"$
\n" ); document.write( "_________________
\n" ); document.write( " $\"J-3=2T-6\"$
\n" ); document.write( " $\"J=2T-3\"$
\n" ); document.write( " $\"3%28J%2BT%29=12%28J-T%29\"$
\n" ); document.write( " $\"3J%2B3T=12J-12T%29\"$
\n" ); document.write( " $\"15T=9J\"$
\n" ); document.write( " $\"15T=9%282T-3%29\"$
\n" ); document.write( " $\"15T=18T-27%29\"$
\n" ); document.write( " $\"27=3T%29\"$
\n" ); document.write( " $\"9=T%29\"$
\n" ); document.write( " $\"J=2T-3\"$
\n" ); document.write( " $\"J=2%289%29-3\"$
\n" ); document.write( " $\"J=18-3\"$
\n" ); document.write( " $\"J=15\"$
\n" ); document.write( "checking
\n" ); document.write( " $\"3%28J%2BT%29=12%28J-T%29\"$
\n" ); document.write( " $\"3%2815%2B9%29=12%2815-9%29\"$
\n" ); document.write( " $\"3%2824%29=12%286%29\"$
\n" ); document.write( " $\"72=72\"$
\n" ); document.write( "correct\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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