document.write( "Question 628139: the sum of the ages of a and b is 45 years.after 10 years a age is twise that of b age.find a age? \n" ); document.write( "
Algebra.Com's Answer #395411 by Susmitha(21)\"\" \"About 
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given sum of the ages of a and b is 45
\n" ); document.write( "so, a+b=45
\n" ); document.write( "then given after ten years a age is twice that of b
\n" ); document.write( "so, a=2b
\n" ); document.write( "2b+b=45
\n" ); document.write( "3b=45
\n" ); document.write( "b=45/3
\n" ); document.write( "b=15
\n" ); document.write( "-----
\n" ); document.write( "a+ 15=45
\n" ); document.write( "a=45-15
\n" ); document.write( "a=30
\n" ); document.write( "--------
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