document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=987170>Question 987170</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Consider the linear equation\r<BR>\n" );
document.write( "\n" );
document.write( "ax + 3y = 5x -by + 8\r<BR>\n" );
document.write( "\n" );
document.write( "Find a and b if the graph is vertical and passes through (4,0).\r<BR>\n" );
document.write( "\n" );
document.write( "Here's what I did:\r<BR>\n" );
document.write( "\n" );
document.write( "a(4) + 3(0) = 5(4) -b(0) + 8<BR>\n" );
document.write( "4a = 20 + 8<BR>\n" );
document.write( "4a = 28<BR>\n" );
document.write( "a = 7\r<BR>\n" );
document.write( "\n" );
document.write( "For a I got 7 which the book also has 7 for a but I couldn't get the answer for b which is -3 according to the book. Please help me with problem b. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #607940 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=607940\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If the graph is vertical then another point on the graph would be (4,1).<BR>\n" );
document.write( "Plug that into the updated equation.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7%284%29%2B3%281%29=5%284%29-b%281%29%2B8 ALIGN=MIDDLE  ALT=\"7%284%29%2B3%281%29=5%284%29-b%281%29%2B8\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=28%2B3=28-b ALIGN=MIDDLE  ALT=\"28%2B3=28-b\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b=-3 ALIGN=MIDDLE  ALT=\"b=-3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "it'll work with any point so (4,1) was just arbitrary. <BR>\n" );
document.write( "It could have also been (4,1000).<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );