Answer:
Explanation:
We know that the sum of angles of a linear pair is always equal to 180°. These angles are also known as supplementary angles.
(Add numbers)
(Simplify)
(Subtract both sides by 42)
(Simplify)
(Divide both sides by 6)
![\bf x=23](https://img.qammunity.org/2023/formulas/mathematics/college/6d9up7jt86hkq9dtmoy5dll8049sieyywf.png)
Therefore, x = 23.
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