document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=155905>Question 155905</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/9780618250226/algebrahomeworkh>McDougal Littel Geometry</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> How do you figure out if A and B are supplementary if angle A measures 3/8x+50 and angle B measures x+31? Need to find x. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #114845 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=114845\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3x/8+50+x+31=180<BR>\n" );
document.write( "(3x+8x)/8=180-50-31<BR>\n" );
document.write( "11x/8=99<BR>\n" );
document.write( "11x=8*99<BR>\n" );
document.write( "11x=792<BR>\n" );
document.write( "x=792/11<BR>\n" );
document.write( "x=72 answer.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "3*72/8+50+72+31=180<BR>\n" );
document.write( "216/8+153=180<BR>\n" );
document.write( "27+153=180<BR>\n" );
document.write( "180=180 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );