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A garden has an area of 286ft. It’s length is 9ft more than it’s width. What are the dimensions of the garden?

A garden has an area of 286ft. It’s length is 9ft more than it’s width. What are the dimensions of the garden?
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A garden has an area of 286ft. It’s length is 9ft more than it’s width. What are the dimensions of the garden?

A garden has an area of 286ft. It’s length is 9ft more than it’s width. What are the-example-1
User Luis B
by
8.2k points

1 Answer

9 votes

Answer:

13

Explanation:

  • x × (x + 9) = x² + 9x = 286
  • x² + 9x - 286 = 0
  • (x - 13)(x + 22)
  • x = 13 or -22
  • Since you cannot have negative length, it’s 13
User Bei
by
7.9k points
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