Answer:
x = 14
Step-by-step explanation:
(5x - 19)° and (9x + 3)° are the measures of the interior angles on the same side of the transversal.
Therefore,
(5x - 19)° + (9x + 3)° = 180°
(5x - 19 + 9x + 3)° = 180°
(14x - 16)° = 180°
14x - 16 = 180
14x = 180 + 16
14x = 196
x = 196/14
x = 14
