Respuesta :

Answer:

x = 10

Step-by-step explanation:

Since the lines are parallel, the 2 angles are corresponding and congruent, that is

7x - 1 = 5x + 19 ( subtract 5x from both sides )

2x - 1 = 19 ( add 1 to both sides )

2x = 20 ( divide both sides by 2 )

x = 10

Dd0416
X=10 the lines are Parallel