document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1091184>Question 1091184</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The owner of a sailboat takes passengers to an island 5 miles away. A sailboat averages 9 miles per hour when using sails and about 14 miles per hour when using its motor.\r<BR>\n" );
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document.write( "a. Write an equation that shows the number of minutes the sailboat can use its sails and motor to get to the island.\r<BR>\n" );
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document.write( "b. Graph the equation </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #705577 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=705577\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> In words:<BR>\n" );
document.write( "[ mi/min with sail ] x [ min sailed ] + [ mi/min with motor ] x [ min with motor ] = [ distance traveled ]<BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+ ALIGN=MIDDLE  ALT=\"+x+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = minutes traveled with sail<BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+ ALIGN=MIDDLE  ALT=\"+y+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = minutes traveled with motor<BR>\n" );
document.write( "------------------------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9%2F60+=+3%2F20+ ALIGN=MIDDLE  ALT=\"+9%2F60+=+3%2F20+\"   DISABLED_style= \"max-width:90%; height:auto;\" > mi/min<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+14%2F60+=+7%2F30+ ALIGN=MIDDLE  ALT=\"+14%2F60+=+7%2F30+\"   DISABLED_style= \"max-width:90%; height:auto;\" > mi/min<BR>\n" );
document.write( "------------------------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%283%2F20%29%2Ax+%2B+%287%2F30%29%2Ay+=+5+ ALIGN=MIDDLE  ALT=\"+%283%2F20%29%2Ax+%2B+%287%2F30%29%2Ay+=+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=+60+ ALIGN=MIDDLE  ALT=\"+60+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9x+%2B+14y+=+300+ ALIGN=MIDDLE  ALT=\"+9x+%2B+14y+=+300+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+14y+=+-9x+%2B+300+ ALIGN=MIDDLE  ALT=\"+14y+=+-9x+%2B+300+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+-%289%2F14%29%2Ax+%2B+150%2F7+ ALIGN=MIDDLE  ALT=\"+y+=+-%289%2F14%29%2Ax+%2B+150%2F7+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-------------------------------<BR>\n" );
document.write( "Here's the plot:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+400%2C400%2C+-5%2C+50%2C+-5%2C+50%2C+-%289%2F14%29%2Ax+%2B+150%2F7+%29+ ALIGN=MIDDLE  ALT=\"+graph%28+400%2C400%2C+-5%2C+50%2C+-5%2C+50%2C+-%289%2F14%29%2Ax+%2B+150%2F7+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );