document.write( "Question 184856: A photo is 4 inches longer than it is wide. A 3-inch border is placed around the photo making the total area of the photo and border 165 square inches. What are the dimensions of the photo? \n" ); document.write( "
Algebra.Com's Answer #138788 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "Question 184879 in Polynomials-and-rational-expressions: \r \n" ); document.write( "\n" ); document.write( "A photo is 4 inches longer than it is wide. A 3-inch border is placed around the photo making the total area of the photo and border 165 square inches. What are the dimensions of the photo? \n" ); document.write( " \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "L=W+4 \n" ); document.write( "(L+2*3)(W+2*3)=165 \n" ); document.write( "(W+4+6)(W+6)=165 \n" ); document.write( "(W+10)(W+6)=165 \n" ); document.write( "W^2+16W+60-165=0 \n" ); document.write( "W^2+16W-105=0 \n" ); document.write( "(W+21)(W-5)=0=0 \n" ); document.write( "W-5=0 \n" ); document.write( "W=5 ANS. FOR THE WIDTH OF THE PHOTO. \n" ); document.write( "L=5+4=9 ANS. THE LENGTH OF THE PHOTO. \n" ); document.write( "PROOF: \n" ); document.write( "(9+6)(5+6)=165 \n" ); document.write( "15*11=165 \n" ); document.write( "165=165 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |