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vitfil [10]
2 years ago
11

Pls can anyone help me!!!!!

Mathematics
1 answer:
mixas84 [53]2 years ago
8 0

Answer:

X = 9

92 + 34 + 54 = 180 degrees

Step-by-step explanation:

180-14x + 92 + 3x + 7 = 180

-11x + 99 = 180 - 180

99 = 11x

X = 9

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