document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=999644>Question 999644</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a linear function that passes through the points (-4,2) and (5,-16) what is the y intercept </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #617220 by </B><A HREF=/tutors/aboutme.mpl?userid=dkppathak><B>dkppathak(439)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=dkppathak><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=dkppathak><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=617220\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a linear function that passes through the points (-4,2) and (5,-16) what is the y intercept\r<BR>\n" );
document.write( "\n" );
document.write( "slope (m)=y2-y1/x2-x1<BR>\n" );
document.write( "     m=-16-2/5-(-4)=-18/9<BR>\n" );
document.write( "linear function<BR>\n" );
document.write( "y-y1=m(x-x1)<BR>\n" );
document.write( "y-2=-18/9(x+4)<BR>\n" );
document.write( "9(y-2)=-18(x+4)<BR>\n" );
document.write( "9y-18=-18x-72<BR>\n" );
document.write( "9y=-18x-72+18<BR>\n" );
document.write( "9y=-18x-54 compression y=mx+c    where c is intercept on y axis <BR>\n" );
document.write( "so y intercept is -54  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );