document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=473559>Question 473559</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve system linear equations by addition method\r<BR>\n" );
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document.write( "4x-3y=1<BR>\n" );
document.write( "8x+5y=13\r<BR>\n" );
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document.write( "please solve and show work...thanks </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #324808 by </B><A HREF=/tutors/aboutme.mpl?userid=oberobic><B>oberobic(2304)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oberobic><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=324808\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 4x -3y = 1<BR>\n" );
document.write( "8x + 5y = 13<BR>\n" );
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document.write( "Multiply the first equation by -2, then add.<BR>\n" );
document.write( "-8x +6y = -2<BR>\n" );
document.write( "8x +5y = 13<BR>\n" );
document.write( "11y = 11<BR>\n" );
document.write( "y = 1<BR>\n" );
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document.write( "Substitute into the first equation to find x.<BR>\n" );
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document.write( "4x -3 = 1<BR>\n" );
document.write( "4x = 4<BR>\n" );
document.write( "x = 1<BR>\n" );
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document.write( "Check by substituting into the second equation<BR>\n" );
document.write( "8(1) +5(1) = 13<BR>\n" );
document.write( "True.<BR>\n" );
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document.write( "Answer:  x=1, y=1<BR>\n" );
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document.write( "Done. </SPAN>\n" );
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