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statuscvo [17]
3 years ago
14

Find out whether the angles are adjacent or vertical. Then find the value of x.

Mathematics
1 answer:
Setler [38]3 years ago
7 0

Answer:

x = 20

Step-by-step explanation:

angles are adjacent and add up to 180 degrees, so:

7x + x + 20 = 180

8x + 20 = 180

8x = 160

x = 20

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