document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1192999>Question 1192999</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In the figure, <BR>\n" );
document.write( "AB = 4x + 1,<BR>\n" );
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document.write( "BC = 3x + 6,<BR>\n" );
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document.write( "CD = 7x − 5.Find the length of each side of ▱ABCD.<BR>\n" );
document.write( "AB	=	<BR>\n" );
document.write( "BC	=	<BR>\n" );
document.write( "CD	=	<BR>\n" );
document.write( "DA	= </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #824942 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52786)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=824942\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
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document.write( "In each parallelogram, the opposed sides are congruent.\r\n" );
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document.write( "The sides AB an CD are opposed; so you write this equation\r\n" );
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document.write( "    4x + 1 = 7x - 5.\r\n" );
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document.write( "Simplify it and find x\r\n" );
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document.write( "    1 + 5 = 7x - 4x\r\n" );
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document.write( "      6   =    3x\r\n" );
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document.write( "      x   =    6/3 = 2.\r\n" );
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document.write( "Now you calculate each side length, using given formulas.\r\n" );
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document.write( "Solved (which means that the way is shown and that you are fully instructed).\r<BR>\n" );
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document.write( "<U>Comment from student</U> : ok so what would be the correct final answer for the other 2 sides?\r<BR>\n" );
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document.write( "<U>My response</U> : In your post, you have formulas expressing the side lengths via x.\r<BR>\n" );
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document.write( "Substitute the value x= 2 into these formulas and calculate the length of each side.\r<BR>\n" );
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document.write( "Keep in mind that in parallelogram the opposite sides are congruent, i.e. have equal length (the same length).\r<BR>\n" );
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