document.write( "Question 778468: How to solve 3x+2y=21,
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Algebra.Com's Answer #474658 by Alan3354(69443)\"\" \"About 
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How to solve 3x+2y=21,
\n" ); document.write( "5x-2y=19 to find a solution
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\n" ); document.write( "3x+2y=21
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