document.write( "Question 324204: In 10 years time the total ages for two brothers and two sisters will be 100. \r
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Algebra.Com's Answer #232018 by Alan3354(69443)\"\" \"About 
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88
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\n" ); document.write( "10 - 7 = 3
\n" ); document.write( "4 x 3 = 12
\n" ); document.write( "100 - 12 = 88
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