Answer:
X=22° ; Exterior Angle = 125°
Step-by-step explanation:
The exterior angle theorem states that the exterior angle of a triangle is equal to the sum of the two opposite interior angles.
(2x) + (103 - x) = (6x - 7)
103 + 7 = 6x - 2x + x
110 = 5x -->(Divided by 5)--> x=22°
6(22) - 7 = 125°
