document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=977799>Question 977799</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the 5th and 10th terms of an AP are -12 and -27 respectively. find the AP and is 15th term\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #599352 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=599352\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  the 5th and 10th terms of an AP are -12 and -27 respectively. <BR>\n" );
document.write( "find the AP and its 15th term.<BR>\n" );
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document.write( "a(5) = a(1)+4d = -12<BR>\n" );
document.write( "a(10) = a(1)+9d = -27<BR>\n" );
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document.write( "Subrract and solve for \"d\"::<BR>\n" );
document.write( "5d = -15<BR>\n" );
document.write( "d = -3<BR>\n" );
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document.write( "Solve for a(1)::<BR>\n" );
document.write( "a(1) + 4d = a(1)-12 = -12<BR>\n" );
document.write( "a(1) = 0 <BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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