SOLUTION: The perimeter of a rectangle is 100 centimeters. The length is twice the width. what equation can i use

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Question 884157: The perimeter of a rectangle is 100 centimeters. The length is twice the width. what equation can i use
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
First equation: Perimeter of a rectangle P=2%28L%2BW%29=100
1.L%2BW=50
Second equation : Length is twice the width.
2. L=2W
Now substitute for L in eq. 1 by using eq. 2.