document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1101441>Question 1101441</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In 2003, the owl population in a park was measured to be 340. By 2007, the population was measured again to be 285. The population changes linearly.<BR>\n" );
document.write( "a.Find a formula for the owl population,P. Let the input be years since 2003.<BR>\n" );
document.write( "b.What does your model predict the owl population to be in 2012?<BR>\n" );
document.write( "show your work </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #716036 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=716036\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Plot time in yrs, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+ ALIGN=MIDDLE  ALT=\"+t+\"   DISABLED_style= \"max-width:90%; height:auto;\" > on the horizontal<BR>\n" );
document.write( "Plot population, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+P+ ALIGN=MIDDLE  ALT=\"+P+\"   DISABLED_style= \"max-width:90%; height:auto;\" > on the vertical<BR>\n" );
document.write( "Call the year 2003 <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+0+ ALIGN=MIDDLE  ALT=\"+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "--------------------------------<BR>\n" );
document.write( "You are given the points:<BR>\n" );
document.write( "( 0, 340 )<BR>\n" );
document.write( "( 4, 285 )<BR>\n" );
document.write( "Use the general point-slope formula<BR>\n" );
document.write( "--------------------------------------<BR>\n" );
document.write( "(a)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28+P+-+285+%29+%2F+%28+t+-+4+%29+=+%28+340+-+285+%29+%2F+%28+0+-+4+%29+ ALIGN=MIDDLE  ALT=\"+%28+P+-+285+%29+%2F+%28+t+-+4+%29+=+%28+340+-+285+%29+%2F+%28+0+-+4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28+P+-+285+%29+%2F+%28+t+-+4+%29+=+55+%2F+%28-4%29+ ALIGN=MIDDLE  ALT=\"+%28+P+-+285+%29+%2F+%28+t+-+4+%29+=+55+%2F+%28-4%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-4%29%2A%28+P+-+285+%29+=+55%2A%28+t+-+4+%29+ ALIGN=MIDDLE  ALT=\"+%28-4%29%2A%28+P+-+285+%29+=+55%2A%28+t+-+4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-4P+%2B+1140+=+55t+-+220+ ALIGN=MIDDLE  ALT=\"+-4P+%2B+1140+=+55t+-+220+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-4P+=+55t+-+1360+ ALIGN=MIDDLE  ALT=\"+-4P+=+55t+-+1360+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+P+=+%28-55%2F4%29%2At+%2B+340+ ALIGN=MIDDLE  ALT=\"+P+=+%28-55%2F4%29%2At+%2B+340+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "(b)<BR>\n" );
document.write( "2012 = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9+ ALIGN=MIDDLE  ALT=\"+9+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+P+=+%28-55%2F4%29%2A9+%2B+340+ ALIGN=MIDDLE  ALT=\"+P+=+%28-55%2F4%29%2A9+%2B+340+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+P+=+-495%2F4+%2B+340+ ALIGN=MIDDLE  ALT=\"+P+=+-495%2F4+%2B+340+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+P+=+-123.75+%2B+340+ ALIGN=MIDDLE  ALT=\"+P+=+-123.75+%2B+340+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+P+=+216.25+ ALIGN=MIDDLE  ALT=\"+P+=+216.25+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "In 2012 the population was 216 owls\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );