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Blababa [14]
3 years ago
12

I’ll put the brainliest pleaseee!!!! I NEED HELP!!!

Mathematics
1 answer:
ikadub [295]3 years ago
4 0

Answer:

3x = 78+ (x-2)

Step-by-step explanation:

The exterior angle is equal to the sum of the opposite interior angles of a triangle.

3x = 78+ (x-2)


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