document.write( "Question 1052748: James is 4 years older than Paul. In two years their ages will total 50. How old is James now?
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Algebra.Com's Answer #668086 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+a+\"$ = James' age now
\n" ); document.write( "Let $\"+b+\"$ = Paul's age now
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\n" ); document.write( "(1) $\"+a+=+b+%2B+4+\"$
\n" ); document.write( "(2) $\"+a+%2B+2+%2B+b+%2B+2+=+50+\"$
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\n" ); document.write( "(2) $\"+a+%2B+b+=+46+\"$
\n" ); document.write( "and
\n" ); document.write( "(1) $\"+a+-+b+=+4+\"$
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\n" ); document.write( "Add (1) and (2)
\n" ); document.write( " $\"+2a+=+50+\"$
\n" ); document.write( " $\"+a+=+25+\"$
\n" ); document.write( "and
\n" ); document.write( "(2) $\"+a+%2B+b+=+46+\"$
\n" ); document.write( "92) $\"+b+=+21+\"$
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\n" ); document.write( "James is 25
\n" ); document.write( "Paul is 21
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\n" ); document.write( "check:
\n" ); document.write( " $\"+25+%2B+2+%2B+21+%2B+2+=+50+\"$
\n" ); document.write( " $\"+27+%2B+23+=+50+\"$
\n" ); document.write( " $\"+50+=+50+\"$
\n" ); document.write( "OK
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