document.write( "Question 251053: f(x)= 3
\n" ); document.write( " x +4/x+1
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Algebra.Com's Answer #184207 by gagvin(2)\"\" \"About 
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f(x) also equal to {x+4/x+1} ?\r
\n" ); document.write( "\n" ); document.write( "f(x)= x+4/x+1 =3\r
\n" ); document.write( "\n" ); document.write( " x+4=3x+3\r
\n" ); document.write( "\n" ); document.write( " 1=2x\r
\n" ); document.write( "\n" ); document.write( " x=1/2
\n" ); document.write( "
\n" );