ZA and B are vertical angles. If m_A = (3x - 30° and mZB = (2x – 9)°, then find the value of x.

Mahmoud Maghrabi asked Aug 18, 2023

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33 votes

ZA and B are vertical angles. If m_A = (3x - 30° and mZB = (2x – 9)°,

then find the value of x.

Mahmoud Maghrabi asked Aug 18, 2023

2.8k points

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18 votes

3x-30=2x-9
-2x -2x
1x-30=-9
+30 +30
1x=21
21/1
x=21

Puneet Singh answered Aug 24, 2023

3.3k points

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