document.write( "Question 297365: Suppose that the length of a certain rectangle is three times its width. If the length is decreased by 4 inches and the width increased by 1 inch, the newly formed rectangle has an area of 40 square inches. Find the length and width of the original rectangle.\r
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document.write( "x+y*3 x-4 y+1 = 40 ? \n" );
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Algebra.Com's Answer #214153 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! area=L*W \n" ); document.write( "L=3W \n" ); document.write( "(L-4)*(W+1)=40 \n" ); document.write( "L=12 W=4 \n" ); document.write( " \n" ); document.write( " |