Answer:
![\huge\boxed{Answer\hookleftarrow}](https://img.qammunity.org/2022/formulas/mathematics/high-school/5xdk5ltjcjzalny01oatxltkdwa6wpi4tl.png)
From the figure we can see that,
&
are vertically opposite angles.
⎆ Vertically opposite angles are equal to each other.
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So, equation ⇻
![\large\bold{3x° = x + 30°}](https://img.qammunity.org/2022/formulas/mathematics/high-school/o8sxym2zg0h3cr9o7z9filewt91qu9holl.png)
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Value of x will be :-
![3x° = x + 30° \\ 3x - x = 30 \\ 2x = 30 \\ x = (30)/(2) \\ x = 15](https://img.qammunity.org/2022/formulas/mathematics/high-school/gkuadcm4xfeniejbzlcev16yjvpavf8cp4.png)
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