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3 years ago

12

What is the value of x?

1 answer:

Firlakuza [10]3 years ago

8 0

(10 + 3x)° + (x - 30)° = 180°

(3x + x)° + (10 - 30)° = 180°

4x° - 20° = 180°

4x° = 180° + 20°

4x° = 200°

x° = 200/4

x° = <u>50°</u>

So, the value of x is 50°

<em>Hope it helps and is useful</em><em> </em><em>:</em><em>)</em>

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