document.write( "Question 1193117: Rectangle ABCD is given
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document.write( "Given:
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document.write( "AB = x + y
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document.write( "BC = x + 2y
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document.write( "CD = 2x − y − 2
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document.write( "DA = 3x − 3y + 3
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document.write( "Find:x and y \n" );
document.write( "
Algebra.Com's Answer #825107 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "Opposite sides AB and CD are congruent; as are opposite sides BC and DA. Using the given information, \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Put each equation n Ax+By=C form.... \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "My preference would be to solve using elimination. Multiply the first equation by -2 and add the two equations to eliminate x. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Substitute y=7 in any earlier equation to solve for x. I leave that little bit to you. \n" ); document.write( " \n" ); document.write( " |