document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=981245>Question 981245</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given that ABCD is a straight line. B is the midpoint of AC and C is the midpoint of BD. If coordinates A and D are (-14,2) and (-2, 2) respectively. Find the coordinates of A and C.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #603592 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=603592\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> From the midpoint formula,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5BB%5D=%28x%5BA%5D%2Bx%5BC%5D%29%2F2 ALIGN=MIDDLE  ALT=\"x%5BB%5D=%28x%5BA%5D%2Bx%5BC%5D%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%5BB%5D=%28y%5BA%5D%2By%5BC%5D%29%2F2 ALIGN=MIDDLE  ALT=\"y%5BB%5D=%28y%5BA%5D%2By%5BC%5D%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5BC%5D=%28x%5BB%5D%2Bx%5BD%5D%29%2F2 ALIGN=MIDDLE  ALT=\"x%5BC%5D=%28x%5BB%5D%2Bx%5BD%5D%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%5BC%5D=%28y%5BB%5D%2By%5BD%5D%29%2F2 ALIGN=MIDDLE  ALT=\"y%5BC%5D=%28y%5BB%5D%2By%5BD%5D%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x%5BB%5D=-14%2Bx%5BC%5D ALIGN=MIDDLE  ALT=\"2x%5BB%5D=-14%2Bx%5BC%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y%5BB%5D=2%2By%5BC%5D ALIGN=MIDDLE  ALT=\"2y%5BB%5D=2%2By%5BC%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "3.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x%5BC%5D=x%5BB%5D-2 ALIGN=MIDDLE  ALT=\"2x%5BC%5D=x%5BB%5D-2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "4.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y%5BC%5D=y%5BB%5D%2B2 ALIGN=MIDDLE  ALT=\"2y%5BC%5D=y%5BB%5D%2B2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So solving the x equations (1 & 3) by substituting,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%282x%5BB%5D%2B14%29=x%5BB%5D-2 ALIGN=MIDDLE  ALT=\"2%282x%5BB%5D%2B14%29=x%5BB%5D-2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4x%5BB%5D%2B28=x%5BB%5D-2 ALIGN=MIDDLE  ALT=\"4x%5BB%5D%2B28=x%5BB%5D-2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x%5BB%5D=-30 ALIGN=MIDDLE  ALT=\"3x%5BB%5D=-30\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5BB%5D=-10 ALIGN=MIDDLE  ALT=\"x%5BB%5D=-10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%28-10%29=-14%2Bx%5BC%5D ALIGN=MIDDLE  ALT=\"2%28-10%29=-14%2Bx%5BC%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-20=-14%2Bx%5BC%5D%7D%7D%0D%0A%7B%7B%7Bx%5BC%5D=-6 ALIGN=MIDDLE  ALT=\"-20=-14%2Bx%5BC%5D%7D%7D%0D%0A%7B%7B%7Bx%5BC%5D=-6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Then solving the y equations (2 & 4) similarly,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%282y%5BC%5D-2%29=2%2By%5BC%5D ALIGN=MIDDLE  ALT=\"2%282y%5BC%5D-2%29=2%2By%5BC%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4y%5BC%5D-4=2%2By%5BC%5D ALIGN=MIDDLE  ALT=\"4y%5BC%5D-4=2%2By%5BC%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3y%5BC%5D=6 ALIGN=MIDDLE  ALT=\"3y%5BC%5D=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%5BC%5D=2 ALIGN=MIDDLE  ALT=\"y%5BC%5D=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%282%29=y%5BB%5D%2B2 ALIGN=MIDDLE  ALT=\"2%282%29=y%5BB%5D%2B2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%5BB%5D=2 ALIGN=MIDDLE  ALT=\"y%5BB%5D=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".\r<BR>\n" );
document.write( "\n" );
document.write( "B:(-10,2)<BR>\n" );
document.write( "C:(-6,2)<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28300%2C300%2C-16%2C4%2C-6%2C6%2Cgrid%281%29%2C%0D%0Alocate%28-13.8%2C2.753%2CA%29%2C%0D%0Alocate%28-9.8%2C2.753%2CB%29%2C%0D%0Alocate%28-5.8%2C2.753%2CC%29%2C%0D%0Alocate%28-1.8%2C2.753%2CD%29%2C%0D%0Acircle%28-14%2C2%2C0.2%29%2C%0D%0Acircle%28-2%2C2%2C0.2%29%2C%0D%0Acircle%28-10%2C2%2C0.2%29%2C%0D%0Acircle%28-6%2C2%2C0.2%29%2C%0D%0Aline%28-14%2C2%2C-2%2C2%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );