Find the value of x and find the measure of each angle. (make use of supplementary angles! )

The angles shown are supplementary, it means when we add them together, they add up to 180°:

Add like terms:

Divide both sides by 6 in order to isolate x:

The exterior angle is:

The interior angle is:

or

The correct graph is the second one, with the points being at (-6,0), (2,0) and reaching down to (-2,-8)