document.write( "Question 533200: susan is six years older than ana. she is twice as old as ana. how old is each now?
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Algebra.Com's Answer #351001 by stanbon(75887)\"\" \"About 
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susan is six years older than ana.
\n" ); document.write( "she is twice as old as ana.
\n" ); document.write( "how old is each now?
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\n" ); document.write( "Equations:
\n" ); document.write( "s = a + 6
\n" ); document.write( "s = 2a
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\n" ); document.write( "Substitute for \"s\" and solve for \"a\":
\n" ); document.write( "2a = a + 6
\n" ); document.write( "a = 6 (Ana's age now)
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\n" ); document.write( "Solve for \"s\":
\n" ); document.write( "s = a + 6
\n" ); document.write( "Susan = 12 (Susan's age now)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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