document.write( "Question 530878: perform the indicated operation
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Algebra.Com's Answer #350234 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
8n-[9n-(4n+5)]\r
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\n" ); document.write( "\n" ); document.write( "8n-[9n-4n-5]\r
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\n" ); document.write( "\n" ); document.write( "8n-9n+4n+5\r
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\n" ); document.write( "\n" ); document.write( "3n+5
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