document.write( "Question 1192644: Shelia's age plus Kerry's age is 27
\n" ); document.write( "Shelia's age plus jack age is 38
\n" ); document.write( "Kerry's age plus jack age is 33\r
\n" ); document.write( "\n" ); document.write( "How old is jack?
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Algebra.Com's Answer #824534 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Sheila         x\r\n" );
document.write( "Kerry          k\r\n" );
document.write( "Jack           j\r\n" );
document.write( "

\n" ); document.write( "\"system%28x%2Bk=27%2Cx%2Bj=38%2Ck%2Bj=33%29\"\r
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\n" ); document.write( "\n" ); document.write( "Add corresponding members.
\n" ); document.write( "\"2x%2B2k%2B2j=27%2B38%2B33\"\r
\n" ); document.write( "\n" ); document.write( "\"2%28x%2Bk%2Bj%29=98\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight_green%28x%2Bk%2Bj=49%29\"\r
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\n" ); document.write( "\n" ); document.write( "Using equation 1 of the main system, and subtract from this highlited equation, will give the value for j.\r
\n" ); document.write( "\n" ); document.write( "\"%28x%2Bk%2Bj%29-%28x%2Bk%29=49-27\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28j=22%29\"
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