document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=57021>Question 57021</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve the following system of equations<BR>\n" );
document.write( "3y=-10-5x<BR>\n" );
document.write( "3x+5y=-6 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #38733 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=38733\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3y=-10-5x<BR>\n" );
document.write( "3x+5y=-6<BR>\n" );
document.write( "------------<BR>\n" );
document.write( "1st: 5x+3y=-10<BR>\n" );
document.write( "2nd: 3x+5y=-6<BR>\n" );
document.write( "----------------<BR>\n" );
document.write( "Multiply 1st by 3 ; Multiply 2nd by 5 to get:<BR>\n" );
document.write( "3rd: 15x+9y=-30<BR>\n" );
document.write( "4th: 15x+25y=-30<BR>\n" );
document.write( "----------<BR>\n" );
document.write( "Subtract 3rd from 4th to get:<BR>\n" );
document.write( "16y=0<BR>\n" );
document.write( "y=0<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "Substitute in 1st to solve for y:<BR>\n" );
document.write( "5x+0=-10<BR>\n" );
document.write( "x=-2<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "Check the answer in 2nd:<BR>\n" );
document.write( "3(-2)+5(0)=-6<BR>\n" );
document.write( "-6=-6<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "So the solution of the system <BR>\n" );
document.write( "is x=-2, y=0<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );