document.write( "Question 1003778: Jimmy is twice as old as his daughter. 12 years ago, he was three times her age. Determine how old Jimmy’s daughter is now. \n" ); document.write( "
Algebra.Com's Answer #620493 by ankor@dixie-net.com(22740)\"\" \"About 
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Jimmy is twice as old as his daughter.
\n" ); document.write( "j = 2d
\n" ); document.write( " 12 years ago, he was three times her age.
\n" ); document.write( "j - 12 = 3(d - 12)
\n" ); document.write( "j - 12 = 3d - 36
\n" ); document.write( "j = 3d - 36 + 12
\n" ); document.write( "j = 3d - 24
\n" ); document.write( "replace j with 2d
\n" ); document.write( "2d = 3d - 24
\n" ); document.write( "24 = 3d - 2d
\n" ); document.write( "24 = d
\n" ); document.write( ":
\n" ); document.write( " Determine how old Jimmy’s daughter is now. She's 24
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