document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=347267>Question 347267</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 3x-2.5y=7.125<BR>\n" );
document.write( "2.5x-3y=7.3125\r<BR>\n" );
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document.write( "I have to solve by using the addition method. Am I supposed to convert these? If so, I have no idea how.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #248329 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=248329\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3x-2.5y=7.125 multiply by -2.5<BR>\n" );
document.write( "2.5x-3y=7.3125 multiply by 3 & add<BR>\n" );
document.write( "-7.5x+6.25=-17.8125<BR>\n" );
document.write( "7.5x-9y=21.9375<BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "-3y=-4.125<BR>\n" );
document.write( "y=-4.125/-3<BR>\n" );
document.write( "y=1.375 ans.<BR>\n" );
document.write( "3x-2.5*1.375=7.3125<BR>\n" );
document.write( "3x-3.4375=7.3125<BR>\n" );
document.write( "3x=7.3125+3.4375<BR>\n" );
document.write( "3x=10.75<BR>\n" );
document.write( "x=10.75/3<BR>\n" );
document.write( "x=3.5833 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "2.5*3.5833-3*1.375=7.3125<BR>\n" );
document.write( "8.958-4.125=4.833<BR>\n" );
document.write( "4.833=4.833 </SPAN>\n" );
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