document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=137443>Question 137443</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi, <BR>\n" );
document.write( "   Can you help me with this math problem? \r<BR>\n" );
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document.write( "13.) Solve the system.\r<BR>\n" );
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document.write( "4x2 - 4y2 = 20<BR>\n" );
document.write( "3x2 + 2y2 = 35\r<BR>\n" );
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document.write( "The answer should be {(3, 2), (-3, 2), (3, -2), (-3, -2)} </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #100561 by </B><A HREF=/tutors/aboutme.mpl?userid=oscargut><B>oscargut(2103)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oscargut><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=oscargut><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=100561\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 4x2 - 4y2 = 20<BR>\n" );
document.write( "3x2 + 2y2 = 35 \r<BR>\n" );
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document.write( "then\r<BR>\n" );
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document.write( "x^2-y^2=5 then x^2=y^2+5<BR>\n" );
document.write( "using 2nd eq<BR>\n" );
document.write( "3(y^2+5)+2y^2=35<BR>\n" );
document.write( "5y^2=20<BR>\n" );
document.write( "y^2=4<BR>\n" );
document.write( "then<BR>\n" );
document.write( "y=2 or y = -2<BR>\n" );
document.write( "if y=2 then x^2=9 then x=3 or x=-3<BR>\n" );
document.write( "if y=-2 then x^2=9 then x=3 or x=-3<BR>\n" );
document.write( "so solutions are<BR>\n" );
document.write( "{(3, 2), (-3, 2), (3, -2), (-3, -2)}\r<BR>\n" );
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document.write( " </SPAN>\n" );
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