document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=135392>Question 135392</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0618688277/algebrahomeworkh>Essentials of Elementary Algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Solving Systems of Linear Equations by the Substitution Method.\r<BR>\n" );
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document.write( "I am having a difficult time understanding how to do this. I was hoping someone could help me.\r<BR>\n" );
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document.write( "The problem is:  2x+3y=7<BR>\n" );
document.write( "                                 x=2\r<BR>\n" );
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document.write( "So would it be 2(2)+3(y)=7?  How do I get y? <BR>\n" );
document.write( "                       4+3y=7 I would think that y would equal 1 since 3*1=3+4 would equal 7 \r<BR>\n" );
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document.write( "However, I am not sure if this is the way the problem needs to be worked out. \r<BR>\n" );
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document.write( "Will you please help me understand this?  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 #99190 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=99190\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The problem is: 2x+3y=7<BR>\n" );
document.write( "x=2 <BR>\n" );
document.write( "So would it be 2(2)+3(y)=7? How do I get y? <BR>\n" );
document.write( "4+3y=7 I would think that y would equal 1 since 3*1=3+4 would equal 7 <BR>\n" );
document.write( "However, I am not sure if this is the way the problem needs to be worked out. <BR>\n" );
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document.write( "I believe you have it.<BR>\n" );
document.write( "You substituted 2 in place of x and solved for y.<BR>\n" );
document.write( "You solution would be (2,1)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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