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Need help with a equation

1 Answer

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Given:


m\parallel n

To find:

Value of x in given adjacent angles.

Step-by-step explanation:

Given angles are adjacents and vertical angles equal.

Solution:

Angle


\left(9x-5\right)^(\circ)\text{ vertical angle will be \lparen9x-5\rparen}^(\circ)

So, 9x-5 degree and 6x+20 degree sum to 190 degree.

9x-5+6x+20=180

15x=180-15

x=11

Hence, value of x is 11.

User Rico Chen
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