document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=260432>Question 260432</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am having trouble answering this question...<BR>\n" );
document.write( "Solve using the addition(elimination) method\r<BR>\n" );
document.write( "\n" );
document.write( "2y-8=-2x-8x<BR>\n" );
document.write( "8x-3y=31+y </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #191831 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=191831\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2y-8=-2x-8x or 2y+10x=8 multiply by 2 & add.<BR>\n" );
document.write( "8x-3y=31+y or -4y+8x=31<BR>\n" );
document.write( "4y+20x=16<BR>\n" );
document.write( "-4y+8x=31<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "28x=47 <BR>\n" );
document.write( "x=47/28 ans.<BR>\n" );
document.write( "8*47/28-3y=31+y<BR>\n" );
document.write( "376/28-4y=31<BR>\n" );
document.write( "-4y=31-376/28<BR>\n" );
document.write( "-4y=31*28/28-376/28<BR>\n" );
document.write( "-4y=(868-376)/28<BR>\n" );
document.write( "-4y=492/28<BR>\n" );
document.write( "y=(492/28)/-4<BR>\n" );
document.write( "y=492/28*1/-4<BR>\n" );
document.write( "y=492/-112<BR>\n" );
document.write( "y=-123/28 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "2*-123/28-8=-10*47/28<BR>\n" );
document.write( "-246/28-8*28/28=-470/28<BR>\n" );
document.write( "(-246-224)/28=-470/28<BR>\n" );
document.write( "-470/28=-470/28<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );