document.write( "Question 639291: Find the value of k if the given equation is true for x=5
\n" ); document.write( "x^4-x-^3-8x^2-kx-k=0
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Algebra.Com's Answer #402688 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Find the value of \"k\" if the given equation is true for \"x=5\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E4-x%5E3-8x%5E2-kx-k=0\"......plug in \"x=5\"\r
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\n" ); document.write( "\n" ); document.write( "\"5%5E4-5%5E3-8%2A5%5E2-k%2A5-k=0\"\r
\n" ); document.write( "\n" ); document.write( "\"625-125-8%2A25-5k-k=0\"\r
\n" ); document.write( "\n" ); document.write( "\"500-200-6k=0\"\r
\n" ); document.write( "\n" ); document.write( "\"300=6k\"\r
\n" ); document.write( "\n" ); document.write( "\"300%2F6=k\"\r
\n" ); document.write( "\n" ); document.write( "\"50=k\"
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