Respuesta :

broomstalia

Answer:

30=3x

so divide 30 by 3 and you'll get x

jcherry99

Answer:

10

Step-by-step explanation:

You equate. The two angles are equal. The figure is called vertically opposite.

Vertically opposite angles are equal.

3x = 30                          Now you divide by 3

3x/3 = 30/3

x = 10

And 10 is your answer.

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