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document.write( "Peter is now three times as old as John. Three years ago, the sum of their ages was 22. How old is John now? \n" );
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Algebra.Com's Answer #451922 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! P=3J \n" ); document.write( "P-3+J-3=22 \n" ); document.write( "3J-3+J-3=22 \n" ); document.write( "4J=22+3+3 \n" ); document.write( "4J=28 \n" ); document.write( "J=28/4 \n" ); document.write( "J=7 ANS. FOR JOHN'S AGE NOW. \n" ); document.write( "P=3*7=21 AGE OF JOHN NOW. \n" ); document.write( "PROOF: \n" ); document.write( "21-3+7-3=21 \n" ); document.write( "28-6=22 \n" ); document.write( "22=22 \n" ); document.write( " |