Answer:
x = 46°
Explanation:
The angle 69° and z form a straight angle and are supplementary, thus
z = 180° - 69° = 111°
The sum of the 3 angles in a triangle = 180°, hence
x = 180° - (111 + 23)° = 180° - 134° = 46°
And step-by-step explanation
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