document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=202980>Question 202980</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An appliance repair service uses the formula c=50n+80 to determine the labor cost for a service call, where c= the cost in dollars and n= the number of hours<BR>\n" );
document.write( "a find the cost for n=0,1, and 2 hours<BR>\n" );
document.write( "b find the slope and c-intercept for the line c= 50n+80<BR>\n" );
document.write( "c interpret tyhe slope and c-intercept </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #153135 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=153135\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> An appliance repair service uses the formula c=50n+80 to determine the labor cost for a service call, where c= the cost in dollars and n= the number of hours<BR>\n" );
document.write( "a find the cost for n=0,1, and 2 hours<BR>\n" );
document.write( "n=1: c = 50*1+80 = 130<BR>\n" );
document.write( "n=2: c = 50*2+80 = 180<BR>\n" );
document.write( "n=3: c = 50*3+80 = 230<BR>\n" );
document.write( "-------------------------------------------------<BR>\n" );
document.write( "b find the slope and c-intercept for the line c= 50n+80<BR>\n" );
document.write( "slope = 50; c-intercept = 80<BR>\n" );
document.write( "-------------------------------------------------<BR>\n" );
document.write( "c interpret the slope and c-intercept<BR>\n" );
document.write( "As n increases \"1\", c increases 50<BR>\n" );
document.write( "When n = 0 c = 80<BR>\n" );
document.write( "=====================================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );