document.write( "Question 1023983: Ben is 12 years older than Lisa. The sum of their ages is 64. How old is Ben? \n" ); document.write( "
Algebra.Com's Answer #639486 by stanbon(75887)\"\" \"About 
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Ben is 12 years older than Lisa.
\n" ); document.write( "The sum of their ages is 64.
\n" ); document.write( "How old is Ben?
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\n" ); document.write( "B = L + 12
\n" ); document.write( "B + L = 64
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\n" ); document.write( "Substitute for \"B\" and solve for \"L\"::
\n" ); document.write( "L + 12 + L = 64
\n" ); document.write( "------
\n" ); document.write( "2L = 52
\n" ); document.write( "------
\n" ); document.write( "L = 26 yrs (Lisa's age)
\n" ); document.write( "B = L+12 = 38 yrs (Ben's age)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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