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Greeley [361]
2 years ago
5

Giving brainliest!!!!

Mathematics
2 answers:
cestrela7 [59]2 years ago
8 0

Answer:

x = 21 degrees or A

Step-by-step explanation:

7x - 3 + 2x - 6 = 180

9x - 9 = 180

9x = 189

x = 21

Neporo4naja [7]2 years ago
8 0
7x-3+2x-6= 180, 9x-9=180, 9x=171, x= 19
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