document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=673208>Question 673208</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1. x+4y=14<BR>\n" );
document.write( "   2x-y=1 solve using substitution method </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #418520 by </B><A HREF=/tutors/aboutme.mpl?userid=rm29924><B>rm29924(97)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rm29924><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=rm29924><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=418520\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> take the first equation and get x by itself<BR>\n" );
document.write( "x+4y = 14<BR>\n" );
document.write( "to get x by itself subtract 4y from both sides<BR>\n" );
document.write( "x+4y = 14<BR>\n" );
document.write( " -4y     -4y\r<BR>\n" );
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document.write( "x= 14-4y\r<BR>\n" );
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document.write( "now substitue this value for x in the second equation<BR>\n" );
document.write( "2x-y=1<BR>\n" );
document.write( "2(14-4y)-y=1<BR>\n" );
document.write( "multiply everything in the parenthesis by 2<BR>\n" );
document.write( "2(14) 2(-4y)<BR>\n" );
document.write( "28-8y-y=1<BR>\n" );
document.write( "28-9y=1<BR>\n" );
document.write( "add 9y to both sides<BR>\n" );
document.write( "28=1+9y<BR>\n" );
document.write( "subtract 1 from both sides<BR>\n" );
document.write( "27=9y<BR>\n" );
document.write( "divide both sides by 9<BR>\n" );
document.write( "3=y\r<BR>\n" );
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document.write( "now substitue the value for y in the first equation to get x<BR>\n" );
document.write( "x+4y=14<BR>\n" );
document.write( "x+4(3)=14<BR>\n" );
document.write( "x+12=14<BR>\n" );
document.write( "subtract 12 from both sides<BR>\n" );
document.write( "x=2\r<BR>\n" );
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document.write( "answer:  x=2 y=3\r<BR>\n" );
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document.write( "check work:<BR>\n" );
document.write( "x+4y=14<BR>\n" );
document.write( "2+4(3)=14<BR>\n" );
document.write( "2+12=14<BR>\n" );
document.write( "14+14\r<BR>\n" );
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document.write( "2x-y=1<BR>\n" );
document.write( "2(2)-3=1<BR>\n" );
document.write( "4-3=1<BR>\n" );
document.write( "1=1 </SPAN>\n" );
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