document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1083314>Question 1083314</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Sorry guys I did not finish my last post out.  I am new here.  This is a repost with the question I need.\r<BR>\n" );
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document.write( "In 1993, the life expectancy of males in a certain country was 73.6 years. In 1998&#8203;, it was 77.2 years. Let E represent the life expectancy in year t and let t represent the number of years since 1993\r<BR>\n" );
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document.write( "The linear function&#8203; E(t) that fits the data is<BR>\n" );
document.write( "&#8203;E(t)equals=____+_____  Rounded to the nearest tenth <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #697318 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=697318\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Plot <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+E+ ALIGN=MIDDLE  ALT=\"+E+\"   DISABLED_style= \"max-width:90%; height:auto;\" > on the vertical axis<BR>\n" );
document.write( "Plot <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 axis<BR>\n" );
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document.write( "Call year 1993 <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+=+0+ ALIGN=MIDDLE  ALT=\"+t+=+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "That makes 1998 <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+=+5+ ALIGN=MIDDLE  ALT=\"+t+=+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So, you are given the 2 points:<BR>\n" );
document.write( "( 0, 73.6 )<BR>\n" );
document.write( "( 5, 77.2 )<BR>\n" );
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document.write( "You can use the general point-slope formula<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28+77.2+-+E+%29+%2F+%28+5+-+t+%29+=+%28+77.2+-+73.6+%29+%2F+%28+5+-+0+%29+ ALIGN=MIDDLE  ALT=\"+%28+77.2+-+E+%29+%2F+%28+5+-+t+%29+=+%28+77.2+-+73.6+%29+%2F+%28+5+-+0+%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+77.2+-+E+%29+%2F+%28+5+-+t+%29+=+3.6+%2F+5+ ALIGN=MIDDLE  ALT=\"+%28+77.2+-+E+%29+%2F+%28+5+-+t+%29+=+3.6+%2F+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Multiply both sides by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5%2A%28+5+-+t+%29+ ALIGN=MIDDLE  ALT=\"+5%2A%28+5+-+t+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5%2A%28+77.2+-+E+%29+=+3.6%2A%28+5+-+t+%29+ ALIGN=MIDDLE  ALT=\"+5%2A%28+77.2+-+E+%29+=+3.6%2A%28+5+-+t+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+386+-+5E+=+18+-+3.6t+ ALIGN=MIDDLE  ALT=\"+386+-+5E+=+18+-+3.6t+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5E+=+3.6t+%2B+368+ ALIGN=MIDDLE  ALT=\"+5E+=+3.6t+%2B+368+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+E+=+.72t+%2B+73.6+ ALIGN=MIDDLE  ALT=\"+E+=+.72t+%2B+73.6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "check answer:<BR>\n" );
document.write( "Does it go through ( 5, 77.2 ) ?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+E+=+.72t+%2B+73.6+ ALIGN=MIDDLE  ALT=\"+E+=+.72t+%2B+73.6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+77.2+=+.72%2A5+%2B+73.6+ ALIGN=MIDDLE  ALT=\"+77.2+=+.72%2A5+%2B+73.6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+77.2+=+3.6+%2B+73.6+ ALIGN=MIDDLE  ALT=\"+77.2+=+3.6+%2B+73.6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+77.2+=+77.2+ ALIGN=MIDDLE  ALT=\"+77.2+=+77.2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK<BR>\n" );
document.write( "Does it go through ( 0, 73.6 ) ?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+E+=+.72t+%2B+73.6+ ALIGN=MIDDLE  ALT=\"+E+=+.72t+%2B+73.6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+73.6+=+.72%2A0+%2B+73.6+ ALIGN=MIDDLE  ALT=\"+73.6+=+.72%2A0+%2B+73.6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+73.6+=+73.6+ ALIGN=MIDDLE  ALT=\"+73.6+=+73.6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );