document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=126602>Question 126602</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find values for m and b in the following system so that the solution to the system<BR>\n" );
document.write( "is (-3, 4).<BR>\n" );
document.write( "5x + 7y = b<BR>\n" );
document.write( "mx + y = 22 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #92751 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=92751\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find values for m and b in the following system so that the solution to the system<BR>\n" );
document.write( "is (-3, 4).<BR>\n" );
document.write( "5x + 7y = b<BR>\n" );
document.write( "mx + y = 22<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "Substitute for x and y to get:<BR>\n" );
document.write( "5*-3 + 7*4 = b<BR>\n" );
document.write( "m*-3 + 4  = 22<BR>\n" );
document.write( "------------------------<BR>\n" );
document.write( "b = -15+28 = 13<BR>\n" );
document.write( "-3m = 18<BR>\n" );
document.write( "m = -6<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "Solution: b = 13 ; m = -6<BR>\n" );
document.write( "=================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );