document.write( "Question 1024911: Carol is three times as old as John who is ten years older than Henry. The sum of their ages is 140 years. Calculate their ages. \n" ); document.write( "
Algebra.Com's Answer #640277 by Timnewman(323)\"\" \"About 
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let henry's age be x,
\n" ); document.write( "John's age =10+x
\n" ); document.write( "Carol's age=3(10+x)=30+3x
\n" ); document.write( "but the sum of their ages is 140yrs,
\n" ); document.write( "Then,
\n" ); document.write( "x+30+3x+10+x=140
\n" ); document.write( "5x+40=140
\n" ); document.write( "5x=140-40
\n" ); document.write( "5x=100
\n" ); document.write( "x=20
\n" ); document.write( "hary's age is 20yrs
\n" ); document.write( "carol's age is 30+3(20)=90yrs
\n" ); document.write( "John;s age=10+20=30yrs
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