document.write( "Question 974777: Tom is twice the age of Amy and she is 1 year older than Ben. Tom is three years older than Ben . How old is Amy? \n" ); document.write( "
Algebra.Com's Answer #596601 by Jamie-L(5)\"\" \"About 
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T = Tom's Age
\n" ); document.write( "A = Amy's Age
\n" ); document.write( "B = Ben's Age\r
\n" ); document.write( "\n" ); document.write( "1)T=2A
\n" ); document.write( "2)A=1+B
\n" ); document.write( "3)T=3B\r
\n" ); document.write( "\n" ); document.write( "Substitute 2 into 1
\n" ); document.write( "4) T= 2(1+B)
\n" ); document.write( "T= 2+2B
\n" ); document.write( "---------------------
\n" ); document.write( "Substitute 4 into 3
\n" ); document.write( "3B = 2+2B\r
\n" ); document.write( "\n" ); document.write( "B = 2
\n" ); document.write( "--------------
\n" ); document.write( "T=3(2)
\n" ); document.write( "=6
\n" ); document.write( "-----------------
\n" ); document.write( "6=2A
\n" ); document.write( "Therefore A=3
\n" ); document.write( "Amy = 3 years old.
\n" ); document.write( "
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