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3 votes
Which equation can be used to solve for x in the following diagram?

Which equation can be used to solve for x in the following diagram?-example-1

2 Answers

10 votes
It is a supplementary angel so it’ll be b —> (3x + 12) + x = 180 since it needs to be equal to 180. Supplementary angels only add up to 180.
User Adrian Holovaty
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6 votes

Explanation:

B because the straight angle must be 180°

User Cameron Skinner
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