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anonymous

  • 5 years ago

A rug is shaped like a rectangle which perimeter is 138 ft. The length is 2 times as long as the width. Find the length and the width.

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  1. anonymous
    • 5 years ago
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    find an equation which gives the relationship between the length and the width

  2. anonymous
    • 5 years ago
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    so, lets call the length L and the width W. you would have L = 2W

  3. anonymous
    • 5 years ago
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    p=2L+2W

  4. anonymous
    • 5 years ago
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    yes, now substitute in 2W for the L in the equation you just wrote down

  5. anonymous
    • 5 years ago
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    23 by 46

  6. anonymous
    • 5 years ago
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    ok...well he just gave the answer away. do you understand the thought process though?

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