document.write( "Question 259773: The area of a rectangle is 48 square centimeters. If the length of the rectangle is 8 centimeters longer than the width, how wide is the rectangle?
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Algebra.Com's Answer #191229 by CharlesG2(834)![]() ![]() ![]() You can put this solution on YOUR website! The area of a rectangle is 48 square centimeters. If the length of the rectangle is 8 centimeters longer than the width, how wide is the rectangle?\r \n" ); document.write( "\n" ); document.write( "A area = L length * W width \n" ); document.write( "48=(W+8)*W \n" ); document.write( "48=W^2 + 8W \n" ); document.write( "0=W^2 + 8W - 48 \n" ); document.write( "0=(W+12)(W-4) \n" ); document.write( "W=-12 or W=4, well width can not be negative so, W=4\r \n" ); document.write( "\n" ); document.write( "check: \n" ); document.write( "48=(W+8)*W \n" ); document.write( "48=(4+8)*4 \n" ); document.write( "48=12*4 \n" ); document.write( "48=48\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |