document.write( "Question 1129977: If parallelogram ABCD is a rectangle and AC=2y+7 and BD=3y-4 What is the value of y \n" ); document.write( "
Algebra.Com's Answer #746612 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Since it is a rectangle, the \"2\" opposite sides must be \"equal\"\"+length\"\r
\n" ); document.write( "\n" ); document.write( "\"AC+\"and \"BD\" are \"opposite\"\r
\n" ); document.write( "\n" ); document.write( "therefor:\r
\n" ); document.write( "\n" ); document.write( "\"2y%2B7=3y-4\"...........minus \"2y+\" from both sides\r
\n" ); document.write( "\n" ); document.write( "\"7=y-4\"...........add \"4\" to both sides\r
\n" ); document.write( "\n" ); document.write( "\"11=y\"
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