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The perimeter of the triangle park shown on the right is 13x-9 what is the missing Length?
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The perimeter of the triangle park shown on the right is 13x-9 what is the missing Length?

The perimeter of the triangle park shown on the right is 13x-9 what is the missing-example-1
User Tim Yu
by
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1 Answer

3 votes

Answer:

l = 7x - 5

Explanation:

l = missing length

P = sum of all lengths

P = 13x - 9 = l + (5x - 5) + (x + 1)

13x - 9 = l + 6x - 4

l = 13x - 6x -9 + 4

l = 7x - 5

User Valerii
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7.9k points
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