document.write( "Question 1101540: john's father is seven times as old as he is; one year ago his father was nine times as old as he is.find john's present age?
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Algebra.Com's Answer #716148 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! j John \n" ); document.write( "d \"dad\" or father\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |