document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=73957>Question 73957</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Write the equation, in standard form, that passes through (7,2) and (-1,6). </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #52967 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley75><B>checkley75(3666)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley75><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=52967\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> first we need to find the slope (m)<BR>\n" );
document.write( "(y2-y1)/(x2-x1)<BR>\n" );
document.write( "(6-2)/(-1-7)<BR>\n" );
document.write( "4/-8<BR>\n" );
document.write( "-1/2 is the slope for this line.<BR>\n" );
document.write( "now substitute one set of x,z values & solve for the y intyercept(b)<BR>\n" );
document.write( "2=-1/2*7+b<BR>\n" );
document.write( "2=-7/2+b<BR>\n" );
document.write( "b=2+7/2<BR>\n" );
document.write( "b=2+3.5<BR>\n" );
document.write( "b=5.5<BR>\n" );
document.write( "thus the line equation is<BR>\n" );
document.write( "y=-1/2x+5.5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );