document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=404340>Question 404340</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am having serious problem trying to solve by elimination method<BR>\n" );
document.write( "7x-8y=-41<BR>\n" );
document.write( "8x+7y=50<BR>\n" );
document.write( "Soution set is\r<BR>\n" );
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document.write( "Thank you for your help. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #285758 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=285758\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I am having serious problem trying to solve by elimination method<BR>\n" );
document.write( "7x - 8y = -41<BR>\n" );
document.write( "8x + 7y = 50<BR>\n" );
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document.write( "We need to get the coefficient of one of the variables (x or Y) to be the same value.<BR>\n" );
document.write( "We will do this to y, then we can add the equations<BR>\n" );
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document.write( "multiply the 1st equation by 7, multiply the 2nd equation by 8; results<BR>\n" );
document.write( "49x - 56y = -287<BR>\n" );
document.write( "64x + 56y = 400<BR>\n" );
document.write( "------------------adding eliminates y, find x<BR>\n" );
document.write( "113x + 0 = 113<BR>\n" );
document.write( "x = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=113%2F113 ALIGN=MIDDLE  ALT=\"113%2F113\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x = 1<BR>\n" );
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document.write( "Find y using the 2nd original equation<BR>\n" );
document.write( "8 + 7y = 50<BR>\n" );
document.write( "7y = 50 - 8<BR>\n" );
document.write( "7y = 42<BR>\n" );
document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=42%2F7 ALIGN=MIDDLE  ALT=\"42%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "y = 6<BR>\n" );
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document.write( "Check solution in the 1st original equation<BR>\n" );
document.write( "7x - 8y = -41<BR>\n" );
document.write( "7(1) - 8(6) = -41<BR>\n" );
document.write( "7 - 48 = 41; confirms our solutions of x = 1, y = 6<BR>\n" );
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document.write( "did this clear up some of the trouble you are having with these problems? </SPAN>\n" );
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