document.write( "Question 324947: the area of a rectangle is 135 in^2 the length is 6 inches shorter than the width find the length \n" ); document.write( "
Algebra.Com's Answer #232825 by checkley77(12844) ![]() You can put this solution on YOUR website! L=W-6 \n" ); document.write( "A=LW \n" ); document.write( "135=(W-6)W \n" ); document.write( "135=W^2-6W \n" ); document.write( "W^2-6W-135=0 \n" ); document.write( "(W+9)(W-15)=0 \n" ); document.write( "W-15=0 \n" ); document.write( "W=15 ANS. FOR THE WIDTH. \n" ); document.write( "L=15-6=9 ANS. FOR THE LENGTH. \n" ); document.write( "PROOF: \n" ); document.write( "135=15*9 \n" ); document.write( "135=135 \n" ); document.write( " |