document.write( "Question 43539: x over x+1 + 5 over x = 1 over x^2+x\r
\n" ); document.write( "\n" ); document.write( "i'ved worked on this problem can't seem to get the right answer.\r
\n" ); document.write( "\n" ); document.write( "the book says the answer is -4\r
\n" ); document.write( "\n" ); document.write( "please show me how they get this
\n" ); document.write( "thanks
\n" ); document.write( "

Algebra.Com's Answer #28538 by Nate(3500)\"\" \"About 
You can put this solution on YOUR website!
\"%28x%2F%28x%2B1%29%29+%2B+5%2Fx+=+1%2F%28x%5E2+%2B+x%29\"
\n" ); document.write( "\"%28x%2F%28x%2B1%29%29+%2B+5%2Fx+=+1%2F%28x%28x+%2B+1%29%29\"
\n" ); document.write( "
\n" ); document.write( "\"x+%2B+%285%28x%2B1%29%29%2Fx+=+1%2Fx\"
\n" ); document.write( "\"xx+%2B+%285%28x%2B1%29x%29%2Fx+=+x%2Fx\"
\n" ); document.write( "\"x%5E2+%2B+5%28x%2B1%29+=+1\"
\n" ); document.write( "\"x%5E2+%2B+5x+%2B+5+=+1\"
\n" ); document.write( "\"x%5E2+%2B+5x+%2B+4+=+0\"
\n" ); document.write( "\"%28x+%2B+1%29%28x+%2B+4%29+=+0\"
\n" ); document.write( "\"x+=+-1\" and \"x+=+-4\"
\n" ); document.write( "Negative one can not work because dividing by zero makes the statement undefined.
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