document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=530089>Question 530089</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use the method of substitution to solve the system:(Enter your answer(s) as ordered pair(s). If there is more than one ordered pair, use commas between ordered pairs.)\r<BR>\n" );
document.write( "\n" );
document.write( "xy=2<BR>\n" );
document.write( "5x-y+9=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #349950 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=349950\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> xy = 2<BR>\n" );
document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Fx ALIGN=MIDDLE  ALT=\"2%2Fx\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "5x - y + 9 = 0<BR>\n" );
document.write( "substitute 2/x for y<BR>\n" );
document.write( "5x - <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Fx ALIGN=MIDDLE  ALT=\"2%2Fx\"   DISABLED_style= \"max-width:90%; height:auto;\" > + 9 = 0<BR>\n" );
document.write( "Mult equation by x<BR>\n" );
document.write( "5x^2 - 2 + 9x = 0<BR>\n" );
document.write( "a quadratic equation<BR>\n" );
document.write( "5x^2 + 9x - 2 = 0<BR>\n" );
document.write( "Factors to<BR>\n" );
document.write( "(5x - 1)(x + 2) = 0<BR>\n" );
document.write( "two solutions<BR>\n" );
document.write( "5x = 1<BR>\n" );
document.write( "x = .2<BR>\n" );
document.write( "and<BR>\n" );
document.write( "x = -2<BR>\n" );
document.write( ":<BR>\n" );
document.write( "Find y when x = .2<BR>\n" );
document.write( ".2y = 2<BR>\n" );
document.write( "y = 2/.2<BR>\n" );
document.write( "y = 10<BR>\n" );
document.write( "Ordered pair, .2, 10<BR>\n" );
document.write( ":<BR>\n" );
document.write( "Find y when x = -2<BR>\n" );
document.write( "-2y = 2<BR>\n" );
document.write( "y = 2/-2<BR>\n" );
document.write( "y = -1<BR>\n" );
document.write( "Ordered pair  -2, -1<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );