SOLUTION: if the area of a rectangle is 50. The length is two times the width. What are the length and width?

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Question 392027: if the area of a rectangle is 50. The length is two times the width. What are the length and width?
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Start with the formula for the area of a rectangle:
A+=+L%2AW
Given: A+=+50 and L+=+2W Substitute:
50+=+2W%2AW Solve for W.
50+=+2W%5E2 Divide by 2.
25+=+W%5E2 Take the square root.
5+=+W, so...
Width is 5 and Length is 10.