document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=480491>Question 480491</A>: <I><SPAN STYLE=\"word-break: break-all;\"> two complementary angles are (a+20*) and (a+30*).what is the value of a?<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 #329046 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=329046\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> two complementary angles are (a+20*) and (a+30*).what is the value of a?<BR>\n" );
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document.write( "I'm assuming the * indicates degrees.<BR>\n" );
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document.write( "When two angles ar complementary, the sum is 90 degrees giving us our equation:<BR>\n" );
document.write( "(a+20) + (a+30) = 90<BR>\n" );
document.write( "2a + 50 = 90<BR>\n" );
document.write( "2a = 40<BR>\n" );
document.write( "a = 20 degrees </SPAN>\n" );
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