document.write( "Question 161456: it takes 5 lbs of cement to cover 10 square feet. how many lbs of cement will be needed to cover a rectangular area 25ft by 10 ft? \n" ); document.write( "
Algebra.Com's Answer #118910 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 5/10=X/(25*10) \n" ); document.write( "10X=5(250) \n" ); document.write( "10X=1,250 \n" ); document.write( "X=1250/10 \n" ); document.write( "X=125 LBS. OF CEMENT WILL BE NEEDED. \n" ); document.write( " |