document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=971110>Question 971110</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need to put this into an algebra equation... I figured out w average the answer is 98 but no clue how to make it into algebra please help <BR>\n" );
document.write( "Debbie is running laps at the track. She wants to average 100 seconds per lap on her last set of 4. For the first 3 laps, she ran 98 seconds, 103 seconds, and 101 seconds. How fast does she need to run the last lap?<BR>\n" );
document.write( "Thank u! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #593669 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=593669\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Debbie is running laps at the track. She wants to average 100 seconds per lap on her last set of 4. For the first 3 laps, she ran 98 seconds, 103 seconds, and 101 seconds. How fast does she need to run the last lap?<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "(98 + 103 + 101 + time)/4 = 100<BR>\n" );
document.write( "(98 + 103 + 101 + time) = 400<BR>\n" );
document.write( "302 + time = 400<BR>\n" );
document.write( "time = 400-302<BR>\n" );
document.write( "time = 98<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );