document.write( "Question 677531: hello I need help doing this system since I keep getting the wrong answer... thank you in advance!\r
\n" ); document.write( "\n" ); document.write( "xy-x^2=-20
\n" ); document.write( "x-2y=3 \n" ); document.write( "

Algebra.Com's Answer #420927 by Alan3354(69443) $\"\"$ $\"About$

You can put this solution on YOUR website!
xy-x^2=-20
\n" ); document.write( "x-2y=3 --> y = (x-3)/2
\n" ); document.write( "---------
\n" ); document.write( "xy-x^2=-20
\n" ); document.write( "Sub for y
\n" ); document.write( " $\"x%2A%28x-3%29%2F2+-+x%5E2+=+-20\"$
\n" ); document.write( " $\"x%2A%28x-3%29+-+2x%5E2+=+-40\"$
\n" ); document.write( " $\"x%5E2+%2B+3x+-+40+=+0\"$
\n" ); document.write( "(x+8)*(x-5) = 0
\n" ); document.write( "x = -8, y = -5.5
\n" ); document.write( "x = 5, y = 1\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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