document.write( "Question 40154: The length of a rectangle is 4 cm longer than the width. If the perimeter of the rectangle is 20 cm what is the area? Area=___cm^2
\n" );
document.write( "--------------------------------------------------------------------------------
\n" );
document.write( "Dorthy wants to rent a car for a week and pay no more than $130. How far can she drive if the car rental cost $94 a week plus $0.12 a mile?\r
\n" );
document.write( "\n" );
document.write( "she can drive _____miles or less
\n" );
document.write( "--------------------------------------------------------------------------------
\n" );
document.write( "thanx. \n" );
document.write( "
Algebra.Com's Answer #25578 by Nate(3500)![]() ![]() ![]() You can put this solution on YOUR website! The length of a rectangle is 4 cm longer than the width. If the perimeter of the rectangle is 20 cm what is the area? \n" ); document.write( "LENGTH: \n" ); document.write( "WIDTH: \n" ); document.write( "perimeter: \n" ); document.write( "2(x+4)+2(x)=20 \n" ); document.write( "2x+8+2x=20 \n" ); document.write( "4x+8=20 \n" ); document.write( "4x=12 \n" ); document.write( "x=(3) \n" ); document.write( "The width is 3cm, but the length is 7cm. \n" ); document.write( "Area = length * width = 3 * 7 = 21cm^2 \n" ); document.write( "Dorthy wants to rent a car for a week and pay no more than $130. How far can she drive if the car rental cost $94 a week plus $0.12 a mile? \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |