document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1148528>Question 1148528</A>: <I><SPAN STYLE=\"word-break: break-all;\"> angle 1 supp. angle 2.<BR>\n" );
document.write( "angle 3 supp. angle 4.<BR>\n" );
document.write( "angle 5 supp. angle 6.<BR>\n" );
document.write( "angle 2 is congruent to angle 4<BR>\n" );
document.write( "angle 1 = 3x<BR>\n" );
document.write( "angle 2 =6y<BR>\n" );
document.write( "angle 3 =  2x+10<BR>\n" );
document.write( "angle 4 = 40+z<BR>\n" );
document.write( "angle 5= x+ y+z<BR>\n" );
document.write( "Find angle 6.<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 #802510 by </B><A HREF=/tutors/aboutme.mpl?userid=CubeyThePenguin><B>CubeyThePenguin(3113)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=CubeyThePenguin><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=CubeyThePenguin><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=802510\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3x + 6y = 180<BR>\n" );
document.write( "2x + 10 + 40 + z = 180<BR>\n" );
document.write( "x + y + z + (angle 6) = 180<BR>\n" );
document.write( "6y = 40 + z\r<BR>\n" );
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document.write( "The first, second, and fourth equations are usable.\r<BR>\n" );
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document.write( "x + 2y = 60<BR>\n" );
document.write( "2x + z = 130<BR>\n" );
document.write( "6y - z = 40\r<BR>\n" );
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document.write( "Solving, we get (x, y, z) = (10, 25, 110).\r<BR>\n" );
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document.write( "Now we can substitute into the third equation:\r<BR>\n" );
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document.write( "10 + 25 + 110 + (angle 6) = 180\r<BR>\n" );
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document.write( "angle 6 = 35 degrees </SPAN>\n" );
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