Answer:
x =8°
Step-by-step explanation:
Angle on a straight line add up to 180.
therefore
90°+40°+(6x+2)° =180
130°+6x°+2° = 180°
132°+6x = 180°
6x= 180°-132°
6x= 48°
6x/6 = 48/6
x = 8°.
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