SOLUTION: 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 ------------------------------------------------

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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
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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?
she can drive _____miles or less
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thanx.
Answer by Nate(3500) (Show Source):
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?
LENGTH:
WIDTH:
perimeter:
2(x+4)+2(x)=20
2x+8+2x=20
4x+8=20
4x=12
x=(3)
The width is 3cm, but the length is 7cm.
Area = length * width = 3 * 7 = 21cm^2
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?