document.write( "Question 1191530: Bob age twice that of harrys seven years ago bob was thrice as old as harry \n" ); document.write( "
Algebra.Com's Answer #823320 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Bob age twice that of harrys seven years ago bob was thrice as old as harry
\n" ); document.write( "----------------
\n" ); document.write( "You didn't ask a question, but
\n" ); document.write( "---
\n" ); document.write( "B = 2H
\n" ); document.write( "B-7 = 3(H-7) = 3H-21
\n" ); document.write( "-----
\n" ); document.write( "2H - 7 = 3H - 21
\n" ); document.write( "H = 14
\n" ); document.write( "B = 28
\n" ); document.write( "
\n" );