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Helpp me thx show work

Helpp me thx show work-example-1

1 Answer

2 votes

Answer:

x= 25°

Explanation:

3x-10 = 25 + x + 15 (ext ∠ of triangle equals to the sum of interior opposite ∠'s)

3x - x = 40 +10

2x= 50

x= 50/2

x= 25°

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