document.write( "Question 165115: A woman is three times as old as her son,and the sum of their ages id 52.find each person's age. \n" ); document.write( "
Algebra.Com's Answer #121711 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
let w be the woman's age and s the son's.
\n" ); document.write( "w=3s
\n" ); document.write( "w+s=52
\n" ); document.write( ".
\n" ); document.write( "3s+s=52 substitute 3s for w in the 2nd equation.
\n" ); document.write( "4s=52
\n" ); document.write( "s=13
\n" ); document.write( "w=39
\n" ); document.write( ".
\n" ); document.write( "Ed
\n" ); document.write( "
\n" );