document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=645421>Question 645421</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve this system of equations using substitution. Put your answer in ordered pair form, (x, y).\r<BR>\n" );
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document.write( "         x = 4y<BR>\n" );
document.write( "3x - 2y = 20 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #405454 by </B><A HREF=/tutors/aboutme.mpl?userid=10301650><B>10301650(32)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=10301650><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=10301650><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=405454\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  x = 4y<BR>\n" );
document.write( "3x - 2y = 20\r<BR>\n" );
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document.write( "let's solve for y first:<BR>\n" );
document.write( "-->  3(4y)-2y=20<BR>\n" );
document.write( "-->  12y-2y=20<BR>\n" );
document.write( "-->  10y=20<BR>\n" );
document.write( "-->  y=2\r<BR>\n" );
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document.write( "now, let's solve for x:<BR>\n" );
document.write( "-->  x=4y<BR>\n" );
document.write( "-->  x=4(2)<BR>\n" );
document.write( "-->  x=8\r<BR>\n" );
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document.write( "ANSWER: (8,2) </SPAN>\n" );
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