document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=53332>Question 53332</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what multiplier should be used for each of the following equations to eliminate one unknown by subtraction? 3x- y=7 , 2x+7y=42 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #35584 by </B><A HREF=/tutors/aboutme.mpl?userid=venugopalramana><B>venugopalramana(3286)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=venugopalramana><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.geocities.com/venugopalramana/FREE_MATHS_ASSISTANCE.html valign=middle><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=35584\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> what multiplier should be used for each of the following equations to eliminate one unknown by subtraction?<BR>\n" );
document.write( " 3x- y=7 ......................1<BR>\n" );
document.write( " 2x+7y=42............................2<BR>\n" );
document.write( "WE WANT TO ELIMINATE X SAY...EQN.1 HAS 3 AS COEFFICIENT OF X.EQN.2 HAS 2 AS COEFFICIENT OF X.THEIR LCM IS 6..SO MULTIPLY EQN.1 WITH 6/3=2 AND EQN.2 ITH 6/2 = 3 AND UBTRACT ONE FROM THE OTHER ..THAT IS 2*EQN.1 - 3*EQN.2 WILL ELIMINATE Y <BR>\n" );
document.write( "SIMILARLY IF WE WANT TO ELIMINATE Y THEN <BR>\n" );
document.write( "7*EQN.1 + EQN.2 WILL LIMINATE Y .<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );