document.write( "Question 167003: 2x^2+x-1=0 \n" ); document.write( "

Algebra.Com's Answer #123061 by checkley77(12844) $\"\"$ $\"About$

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2x^2+x-1=0
\n" ); document.write( "(2x-1)(x+1)=0
\n" ); document.write( "2x-1=0
\n" ); document.write( "2x=1
\n" ); document.write( "x=1/2 answer.
\n" ); document.write( "x+1=0
\n" ); document.write( "x=-1 answer. \n" ); document.write( "

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