document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=131641>Question 131641</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0078250838/algebrahomeworkh>Algebra 1</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> The difference between the length and the width of a rectangle is 7 centimeters. Find the dimensions of the rectangle if its perimeter is 50 centimeters. </SPAN>\n" );
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document.write( "the perimeter = 2 length * 2 width<BR>\n" );
document.write( " L-W= 7  equation one<BR>\n" );
document.write( "2L+2W=50 equation two <BR>\n" );
document.write( "  either by elimination or sub .<BR>\n" );
document.write( " slove for L in the eqaution one<BR>\n" );
document.write( " L= 7+W sub this value in the equation two instead of L\r<BR>\n" );
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document.write( "2L+2W=50<BR>\n" );
document.write( "2(7+w)+2W=50<BR>\n" );
document.write( "14+2w+2w=50<BR>\n" );
document.write( "collect the like terms and isolate the Variable\"letter \" in one side<BR>\n" );
document.write( "4w=36<BR>\n" );
document.write( "w = 9<BR>\n" );
document.write( " L=7+9= 16\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );