SOLUTION: an envelope is 4 cm longer than it is wide. the are is 77cm. find the lenght and the width?

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Question 291473: an envelope is 4 cm longer than it is wide. the are is 77cm. find the lenght and the width?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The only way to factor 77 is
7 x 11 or
1 x 77
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You pick one