document.write( "Question 557446: 3n + 7 - 2n + 8\r
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Algebra.Com's Answer #362619 by jim_thompson5910(35256)\"\" \"About 
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3n + 7 - 2n + 8\r
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\n" ); document.write( "\n" ); document.write( "(3n-2n) + (7+8)\r
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\n" ); document.write( "\n" ); document.write( "n + 15\r
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