document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=964753>Question 964753</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I'm trying to solve this problem by substitution and I could use some help.\r<BR>\n" );
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document.write( "x=2y+1<BR>\n" );
document.write( "2x-5y=4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #589599 by </B><A HREF=/tutors/aboutme.mpl?userid=macston><B>macston(5194)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=macston><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=macston><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=589599\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x=2y+1<BR>\n" );
document.write( "2x-5y=4 Substitute for x from above<BR>\n" );
document.write( "2(2y+1)-5y=4<BR>\n" );
document.write( "4y+2-5y=4<BR>\n" );
document.write( "-y=2 ANSWER 1: y=-2<BR>\n" );
document.write( "y=-2 Use this and back-solve for x<BR>\n" );
document.write( "x=2y+1<BR>\n" );
document.write( "x=2(-2)+1<BR>\n" );
document.write( "x=-4+1=-3 ANSWER 2: x=-3<BR>\n" );
document.write( "ANSWER: (-3,-2) <BR>\n" );
document.write( "CHECK:<BR>\n" );
document.write( "2x-5y=4<BR>\n" );
document.write( "2(-3)-5(-2)=4 <BR>\n" );
document.write( "-6+10=4<BR>\n" );
document.write( "4=4<BR>\n" );
document.write( " </SPAN>\n" );
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