document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=462823>Question 462823</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the angles of a triangle if it is known that the measures of the angles are<BR>\n" );
document.write( "n, 4n - 15, and 4(40 - n) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #317196 by </B><A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><B>algebrahouse.com(1659)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><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=algebrahouse.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=317196\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Angles of a triangle add up to 180°\r<BR>\n" );
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document.write( "n + 4n - 15 + 4(40 - n) = 180 {added angles together and set equal to 180}<BR>\n" );
document.write( "n + 4n - 15 + 160 - 4n = 180 {used distributive property}<BR>\n" );
document.write( "n + 145 = 180 {combined like terms}<BR>\n" );
document.write( "n = 35 {subtracted 145 from both sides}<BR>\n" );
document.write( "4n - 15 = 125 {substituted 35, in for n, into 4n - 15}<BR>\n" );
document.write( "4(40 - n) = 20 {substituted 35, in for n, into 4(40 - n)}\r<BR>\n" );
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document.write( "35, 125, and 20 are the three angles<BR>\n" );
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