document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=874270>Question 874270</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose you drive to Reno at constant speed, and you notice that after you have been on the road for one hour and a half, you pass a sign saying it is 100 miles to Reno, and after driving an additional half-hour you pass a sign saying it is 65 miles to Reno.\r<BR>\n" );
document.write( "\n" );
document.write( "(a) Find the equation in point-slope form for your distance from Reno<BR>\n" );
document.write( "(b) Find the slope, x-intercept and y-intercept<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 #527411 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=527411\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Suppose you drive to Reno at constant speed, and you notice that after you have been on the road for one hour and a half, you pass a sign saying it is 100 miles to Reno, and after driving an additional half-hour you pass a sign saying it is 65 miles to Reno.<BR>\n" );
document.write( "----<BR>\n" );
document.write( "d = mx + b<BR>\n" );
document.write( "Points relating time and distance:: (3/2 , 100) : (2 , 65)<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( " (a) Find the equation in point-slope form for your distance from Reno<BR>\n" );
document.write( "slope = [-35)/(1/2) = -70\r<BR>\n" );
document.write( "\n" );
document.write( "--------------------------<BR>\n" );
document.write( "Solve for \"b\":<BR>\n" );
document.write( "65 = -70(2) + b<BR>\n" );
document.write( "b = 205<BR>\n" );
document.write( "--------------------<BR>\n" );
document.write( "Equation:<BR>\n" );
document.write( "distance = -70x + 205<BR>\n" );
document.write( "-----------------------------<BR>\n" );
document.write( " (b) Find the <BR>\n" );
document.write( "slope:: -70<BR>\n" );
document.write( "x-intercept::<BR>\n" );
document.write( "0 = -70x + 205<BR>\n" );
document.write( "x = 205/70 = 41/14<BR>\n" );
document.write( "=========================<BR>\n" );
document.write( "y-intercept:: (0,205)<BR>\n" );
document.write( "==============================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );