document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=972433>Question 972433</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this equation by substitution.\r<BR>\n" );
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document.write( " -5x + 3y = -5, -7x - 5y = -7\r<BR>\n" );
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document.write( "I keep getting a crazy fractional answer, and I don't think it's correct!  Thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #594749 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=594749\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this equation by substitution. <BR>\n" );
document.write( "-5x + 3y = -5, -7x - 5y = -7 <BR>\n" );
document.write( "3y=-5+5x<BR>\n" );
document.write( "y=-5/3+5x/3<BR>\n" );
document.write( "..<BR>\n" );
document.write( "-7x - 5y = -7 <BR>\n" );
document.write( "sub y from 1st eq<BR>\n" );
document.write( "-7x-5(-5/3+5x/3)=-7<BR>\n" );
document.write( "-7x+25/3-25x/3=-7<BR>\n" );
document.write( "lcd:3<BR>\n" );
document.write( "-21x+25-25x=-21<BR>\n" );
document.write( "46x=46x<BR>\n" );
document.write( "x=1<BR>\n" );
document.write( "y=-5/3+5x/3<BR>\n" );
document.write( "3y=-5+5x=-5+5=0<BR>\n" );
document.write( "3y=0<BR>\n" );
document.write( "y=0<BR>\n" );
document.write( "point of intersection: (1, 0)<BR>\n" );
document.write( " </SPAN>\n" );
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