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awsome

  • 4 years ago

find the perimeter o fthe square the lenght is 8x-10 the width is 6x

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  1. gandalfwiz
    • 4 years ago
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    square means sides are the same length

  2. gandalfwiz
    • 4 years ago
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    so 8x-10=6x

  3. awsome
    • 4 years ago
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    so how do u work it out

  4. gandalfwiz
    • 4 years ago
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    2(4x-5)=6x

  5. gandalfwiz
    • 4 years ago
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    4x-5=3x

  6. gandalfwiz
    • 4 years ago
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    -5=-x

  7. gandalfwiz
    • 4 years ago
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    5=x

  8. gandalfwiz
    • 4 years ago
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    Now plug x back in...

  9. gandalfwiz
    • 4 years ago
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    6x=6(5)=30

  10. gandalfwiz
    • 4 years ago
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    perimeter is the sum of all the sides, so do 30+30+30+30 (or 30*4) to get 1200

  11. awsome
    • 4 years ago
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    so whats x 5

  12. gandalfwiz
    • 4 years ago
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    x5?

  13. gandalfwiz
    • 4 years ago
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    what do you mean?

  14. awsome
    • 4 years ago
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    x is five right

  15. gandalfwiz
    • 4 years ago
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    yes, x= 5

  16. awsome
    • 4 years ago
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    ok thanks

  17. gandalfwiz
    • 4 years ago
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    welcome

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