SOLUTION: What would be the area of a rectangle when the length is 2 less than 4 times its width?

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Question 518131: What would be the area of a rectangle when the length is 2 less than 4 times its width?
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Start with:
A+=+L%2AW Substitute L+=+4W-2
A+=+%284W-2%29%2AW
A+=+4W%5E2-2W
When you know the width, you can find the area.