document.write( "Question 323771: Solve for n:
\n" ); document.write( "C = 4r(n + p)
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Algebra.Com's Answer #231716 by checkley77(12844)\"\" \"About 
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C = 4r(n + p)
\n" ); document.write( "C=4rn+4rp
\n" ); document.write( "4rn=C-4rp
\n" ); document.write( "n=(C-4rp)/4r ans.
\n" ); document.write( "
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