document.write( "Question 889294: Kate is three times as old as her son. If Kate is 30 years older than her son, what are their ages? \n" ); document.write( "
Algebra.Com's Answer #538038 by Nigelyul(18)\"\" \"About 
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Let Kate's age be \"k\"
\n" ); document.write( " Kate's son's age be \"s\"\r
\n" ); document.write( "\n" ); document.write( "k = 3s \r
\n" ); document.write( "\n" ); document.write( "k = 30 + s
\n" ); document.write( "3s = 30 + s
\n" ); document.write( "2s = 30
\n" ); document.write( "s = 15\r
\n" ); document.write( "\n" ); document.write( "k = 3(15)
\n" ); document.write( "k = 45\r
\n" ); document.write( "\n" ); document.write( "Therefore, Kate's age is 45 years old and the son's age is 15 years old.
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