document.write( "Question 518429: If someone says in 2 years they will be twice as old as they were 5years ago, how old are they? \n" ); document.write( "
Algebra.Com's Answer #345204 by ankor@dixie-net.com(22740)\"\" \"About 
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Let a = his present age
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\n" ); document.write( "\"in 2 years they will be twice as old as they were 5years ago,\"
\n" ); document.write( "a + 2 = 2(a-5)
\n" ); document.write( "a + 2 = 2a - 10
\n" ); document.write( "a - 2a = -10 - 2
\n" ); document.write( "-a = -12
\n" ); document.write( "a = 12 yrs is his present age
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\n" ); document.write( "Check this in the given statement:
\n" ); document.write( "\"in 2 years they will be twice as old as they were 5 yrs ago,\"
\n" ); document.write( "12+2 = 2(12-5)
\n" ); document.write( "14 = 2(7)
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