document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=64873>Question 64873</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0078603900/algebrahomeworkh>algebra 1</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Determine the best method to solve the system .Then solve for x and y.\r<BR>\n" );
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document.write( "2x+y=3x-15\r<BR>\n" );
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document.write( "x+5=4y+2x </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #45354 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=45354\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2X+Y=3X-15<BR>\n" );
document.write( "2X-3X+Y=-15<BR>\n" );
document.write( "-X+Y=-15<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "X+5=4Y+2X<BR>\n" );
document.write( "X-2X-4Y=-5<BR>\n" );
document.write( "-X-4Y=-5<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "NOW WE CAN SUBTRACT THESE 2 EQUATIONS AND SOLVE OFOR X & Y.<BR>\n" );
document.write( "-X+Y=-15<BR>\n" );
document.write( "-(-X-4Y=-5)<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "5Y=-10<BR>\n" );
document.write( "Y=-10/5<BR>\n" );
document.write( "Y=-2 SOLUTION<BR>\n" );
document.write( "NOW SUBSTITUTE (-2) FOR Y IN ONE OF THESE EQUATIONS<BR>\n" );
document.write( "2X+(-2)=3X-15<BR>\n" );
document.write( "2X-2=3X-15<BR>\n" );
document.write( "-X=-15+2<BR>\n" );
document.write( "-X=-13<BR>\n" );
document.write( "X=13 SOLUTION<BR>\n" );
document.write( "PROOF<BR>\n" );
document.write( "13+5=4(-2)+2*13<BR>\n" );
document.write( "18=-8+26<BR>\n" );
document.write( "18=18 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );