document.write( "Question 777915: Can you solve for N rather than L?\r
\n" ); document.write( "\n" ); document.write( "L=(R^2*N^2)/((9*R)+(10*(N/P)))\r
\n" ); document.write( "\n" ); document.write( "I'm stumped.\r
\n" ); document.write( "\n" ); document.write( "Thanks for your attention
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Algebra.Com's Answer #474333 by rothauserc(4718)\"\" \"About 
You can put this solution on YOUR website!
L=(R^2*N^2)/((9*R)+(10*(N/P)))
\n" ); document.write( "(R^2 * N^2) = L * ((9*R)+(10*(N/P)))
\n" ); document.write( "(R^2 * N^2) = L * ((9RP +10N) / P)
\n" ); document.write( "(R^2 * N^2) = (9RPL +10NL) / P
\n" ); document.write( "P*R^2*N^2 = 9RPL +10NL
\n" ); document.write( "N^2 = 9RPL / PR^2 + 10NL / PR^2
\n" ); document.write( "N^2 - 10NL / PR^2 = 9RPL / PR^2
\n" ); document.write( "(N^2 * PR^2 -10NL) / PR^2 = 9RPL / PR^2
\n" ); document.write( "N^2 * PR^2 -10NL = 9RPL
\n" ); document.write( "P*N^2*R^2 -10NL = 9RPL
\n" ); document.write( "N*(P*N*R^2 -10L) = 9RPL\r
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