document.write( "Question 1012306: The legnth of a rectangle is 2u+3 the width is 4u-18 the perimeter is 114 feet. What is the value of U? \n" ); document.write( "
Algebra.Com's Answer #628191 by reviewermath(1029)![]() ![]() You can put this solution on YOUR website! The lenght of a rectangle is 2u+3 the width is 4u-18. The perimeter is 114 feet. What is the value of u? \n" ); document.write( "Solution: \n" ); document.write( "Use the fact that the perimeter of a rectangle is equal to \n" ); document.write( "2L + 2W = P \n" ); document.write( "2(2u+3) + 2(4u-18) = 114 \n" ); document.write( "(4u + 6) + (8u - 36) = 114 \n" ); document.write( "12u - 30 = 114 \n" ); document.write( "12u = 144 \n" ); document.write( "u = 144/12 \n" ); document.write( "u = |