Question

please help best answer gets brainliest.

Answer 1

Answer:

x = 21°

Step-by-step explanation:

117° + 3x° = 180° (Straight line property)

3x = 180 - 117

x = 63/3

x = 21°

Answer 2

Step-by-step explanation:

x=63°

117°+3x= 180° ( straight line property)

3x=180-117

3x=63

x=63/3

x=21

the value of x is 21

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