document.write( "Question 418426: zelma is 18 years older then her son. she is 3 times as old as him. how old are they ?\r
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Algebra.Com's Answer #292825 by robertb(5830)\"\" \"About 
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zelma = x + 18
\n" ); document.write( "son = x\r
\n" ); document.write( "\n" ); document.write( "==> x+18 = 3x
\n" ); document.write( "==> 18 = 2x
\n" ); document.write( "==> x = 9, the age of the son.
\n" ); document.write( "x + 18 = 27, the age of zelma.
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