document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=354014>Question 354014</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me with these 2 problems. The elimimation method 3x-5y=9, 5x-3y=-1\r<BR>\n" );
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document.write( "and this is the substitution method.\r<BR>\n" );
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document.write( "3x+2y=3, 9x-8y=12 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #253054 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=253054\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The elimimation method <BR>\n" );
document.write( "3x-5y=9 <BR>\n" );
document.write( "5x-3y=-1<BR>\n" );
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document.write( "Multiply 1st by 5<BR>\n" );
document.write( "Multiply 2nd by 3<BR>\n" );
document.write( "----<BR>\n" );
document.write( "15x - 25y = 45<BR>\n" );
document.write( "15x -  9y = -3<BR>\n" );
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document.write( "Subtract top from bottom and solve for \"y\":<BR>\n" );
document.write( "16y = -48<BR>\n" );
document.write( "y = -3<BR>\n" );
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document.write( "Substitute into 3x-5y=9 to solve for \"x\":<BR>\n" );
document.write( "3x - 5*-3 = 9<BR>\n" );
document.write( "3x + 15 = 9<BR>\n" );
document.write( "3x = -6<BR>\n" );
document.write( "x = -2<BR>\n" );
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document.write( "Solution: (-2,-3)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.  </SPAN>\n" );
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