document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=878158>Question 878158</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help with my son's homework please.  The problem is:\r<BR>\n" );
document.write( "\n" );
document.write( "Consider the system {y=a+bx<BR>\n" );
document.write( "                     y=16-7x}  (Brackets are around both equations) \r<BR>\n" );
document.write( "\n" );
document.write( "If this system has infinitely many solutions, then what must be the value of a? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #529741 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=529741\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Set the two equations = to each other, then<BR>\n" );
document.write( "a + bx = 16 - 7x<BR>\n" );
document.write( "a = 16 - bx - 7x<BR>\n" );
document.write( "a = 16 - (b + 7)x\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );