3 years ago

15 POINTS‼️‼️‼️ Part B: Solve for x. Show your work.

Mathematics

1 answer:

Musya8 [376]3 years ago

7 0

Answer:

Step-by-step explanation:

A straight line adds up to 180 degrees, therefore 3x+6x = 180

9x = 180

x = 20

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