document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=212098>Question 212098</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/9780078884849/algebrahomeworkh>Geometry</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> How would you solve:<BR>\n" );
document.write( "     -3x+y=7<BR>\n" );
document.write( "      3x+2y=2<BR>\n" );
document.write( " using elimination </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #160180 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=160180\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Add the two equations together:<BR>\n" );
document.write( "-3x+y=7<BR>\n" );
document.write( "3x+2y=2<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "0x+3y= 9<BR>\n" );
document.write( "3y = 9<BR>\n" );
document.write( "y = 3 <BR>\n" );
document.write( ".<BR>\n" );
document.write( "Substitute the above into equation 1 and solve for x:<BR>\n" );
document.write( "-3x+y=7<BR>\n" );
document.write( "-3x+3=7<BR>\n" );
document.write( "-3x=4<BR>\n" );
document.write( "x = -4/3<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Solution:<BR>\n" );
document.write( "x = -4/3<BR>\n" );
document.write( "y = 3 <BR>\n" );
document.write( "Or, (x,y) = (-4/3, 3) </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );