document.write( "Question 182393: Todd is half as old as his father. Twelve years ago , todd was one third as old as his father. how old is each now? \n" ); document.write( "
Algebra.Com's Answer #136996 by edjones(8007)\"\" \"About 
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Let t be tod, f be father
\n" ); document.write( "2t=f
\n" ); document.write( "3(t-12)=f-12
\n" ); document.write( "3t-36=2t-12 substitute 2t for f.
\n" ); document.write( "t=24
\n" ); document.write( "f=48
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